From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752714AbdA1WWe (ORCPT ); Sat, 28 Jan 2017 17:22:34 -0500 Received: from mail-wm0-f67.google.com ([74.125.82.67]:33831 "EHLO mail-wm0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752457AbdA1WUj (ORCPT ); Sat, 28 Jan 2017 17:20:39 -0500 From: Ingo Molnar To: linux-kernel@vger.kernel.org Cc: Andrew Morton , Andy Lutomirski , Borislav Petkov , "H . Peter Anvin" , Linus Torvalds , Peter Zijlstra , Thomas Gleixner , Yinghai Lu Subject: [PATCH 14/50] x86/boot/e820: Rename 'e820_map' variables to 'e820_array' Date: Sat, 28 Jan 2017 23:11:35 +0100 Message-Id: <1485641531-22124-15-git-send-email-mingo@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1485641531-22124-1-git-send-email-mingo@kernel.org> References: <1485641531-22124-1-git-send-email-mingo@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In line with the rename to 'struct e820_array', harmonize the naming of common e820 table variable names as well: e820 => e820_array e820_saved => e820_array_saved e820_map => e820_array initial_e820 => e820_array_init This makes the variable names more consistent and easier to grep for. No change in functionality. Cc: Alex Thorlton Cc: Andy Lutomirski Cc: Borislav Petkov Cc: Brian Gerst Cc: Dan Williams Cc: Denys Vlasenko Cc: H. Peter Anvin Cc: Huang, Ying Cc: Josh Poimboeuf Cc: Juergen Gross Cc: Linus Torvalds Cc: Paul Jackson Cc: Peter Zijlstra Cc: Rafael J. Wysocki Cc: Tejun Heo Cc: Thomas Gleixner Cc: Wei Yang Cc: Yinghai Lu Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar --- Documentation/x86/zero-page.txt | 4 +- arch/x86/boot/compressed/eboot.c | 22 ++++---- arch/x86/boot/compressed/kaslr.c | 2 +- arch/x86/boot/memory.c | 4 +- arch/x86/include/asm/e820/api.h | 6 +-- arch/x86/include/asm/e820/types.h | 2 +- arch/x86/include/uapi/asm/bootparam.h | 2 +- arch/x86/kernel/crash.c | 2 +- arch/x86/kernel/e820.c | 148 +++++++++++++++++++++++++++--------------------------- arch/x86/kernel/early-quirks.c | 2 +- arch/x86/kernel/kexec-bzimage64.c | 10 ++-- arch/x86/kernel/resource.c | 4 +- arch/x86/kernel/setup.c | 10 ++-- arch/x86/kernel/tboot.c | 8 +-- arch/x86/lguest/boot.c | 6 +-- arch/x86/platform/efi/efi.c | 2 +- arch/x86/power/hibernate_64.c | 4 +- arch/x86/xen/setup.c | 76 ++++++++++++++-------------- tools/lguest/lguest.c | 2 +- 19 files changed, 158 insertions(+), 158 deletions(-) diff --git a/Documentation/x86/zero-page.txt b/Documentation/x86/zero-page.txt index 1746ddcfa50c..b323b705f419 100644 --- a/Documentation/x86/zero-page.txt +++ b/Documentation/x86/zero-page.txt @@ -27,12 +27,12 @@ Offset Proto Name Meaning 1C0/020 ALL efi_info EFI 32 information (struct efi_info) 1E0/004 ALL alk_mem_k Alternative mem check, in KB 1E4/004 ALL scratch Scratch field for the kernel setup code -1E8/001 ALL e820_entries Number of entries in e820_map (below) +1E8/001 ALL e820_entries Number of entries in e820_array (below) 1E9/001 ALL eddbuf_entries Number of entries in eddbuf (below) 1EA/001 ALL edd_mbr_sig_buf_entries Number of entries in edd_mbr_sig_buffer (below) 1EF/001 ALL sentinel Used to detect broken bootloaders 290/040 ALL edd_mbr_sig_buffer EDD MBR signatures -2D0/A00 ALL e820_map E820 memory map table +2D0/A00 ALL e820_array E820 memory map table (array of struct e820_entry) D00/1EC ALL eddbuf EDD data (array of struct edd_info) diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c index e1a3e2cde5cb..b5cc1e72c63a 100644 --- a/arch/x86/boot/compressed/eboot.c +++ b/arch/x86/boot/compressed/eboot.c @@ -917,7 +917,7 @@ static void add_e820ext(struct boot_params *params, static efi_status_t setup_e820(struct boot_params *params, struct setup_data *e820ext, u32 e820ext_size) { - struct e820_entry *e820_map = ¶ms->e820_map[0]; + struct e820_entry *e820_array = ¶ms->e820_array[0]; struct efi_info *efi = ¶ms->efi_info; struct e820_entry *prev = NULL; u32 nr_entries; @@ -982,7 +982,7 @@ static efi_status_t setup_e820(struct boot_params *params, continue; } - if (nr_entries == ARRAY_SIZE(params->e820_map)) { + if (nr_entries == ARRAY_SIZE(params->e820_array)) { u32 need = (nr_desc - i) * sizeof(struct e820_entry) + sizeof(struct setup_data); @@ -990,18 +990,18 @@ static efi_status_t setup_e820(struct boot_params *params, return EFI_BUFFER_TOO_SMALL; /* boot_params map full, switch to e820 extended */ - e820_map = (struct e820_entry *)e820ext->data; + e820_array = (struct e820_entry *)e820ext->data; } - e820_map->addr = d->phys_addr; - e820_map->size = d->num_pages << PAGE_SHIFT; - e820_map->type = e820_type; - prev = e820_map++; + e820_array->addr = d->phys_addr; + e820_array->size = d->num_pages << PAGE_SHIFT; + e820_array->type = e820_type; + prev = e820_array++; nr_entries++; } - if (nr_entries > ARRAY_SIZE(params->e820_map)) { - u32 nr_e820ext = nr_entries - ARRAY_SIZE(params->e820_map); + if (nr_entries > ARRAY_SIZE(params->e820_array)) { + u32 nr_e820ext = nr_entries - ARRAY_SIZE(params->e820_array); add_e820ext(params, e820ext, nr_e820ext); nr_entries -= nr_e820ext; @@ -1055,9 +1055,9 @@ static efi_status_t exit_boot_func(efi_system_table_t *sys_table_arg, if (first) { nr_desc = *map->buff_size / *map->desc_size; - if (nr_desc > ARRAY_SIZE(p->boot_params->e820_map)) { + if (nr_desc > ARRAY_SIZE(p->boot_params->e820_array)) { u32 nr_e820ext = nr_desc - - ARRAY_SIZE(p->boot_params->e820_map); + ARRAY_SIZE(p->boot_params->e820_array); status = alloc_e820ext(nr_e820ext, &p->e820ext, &p->e820ext_size); diff --git a/arch/x86/boot/compressed/kaslr.c b/arch/x86/boot/compressed/kaslr.c index 17da12e92e99..f0e37236cfe1 100644 --- a/arch/x86/boot/compressed/kaslr.c +++ b/arch/x86/boot/compressed/kaslr.c @@ -518,7 +518,7 @@ static unsigned long find_random_phys_addr(unsigned long minimum, /* Verify potential e820 positions, appending to slots list. */ for (i = 0; i < boot_params->e820_entries; i++) { - process_e820_entry(&boot_params->e820_map[i], minimum, + process_e820_entry(&boot_params->e820_array[i], minimum, image_size); if (slot_area_index == MAX_SLOT_AREA) { debug_putstr("Aborted e820 scan (slot_areas full)!\n"); diff --git a/arch/x86/boot/memory.c b/arch/x86/boot/memory.c index 331b3d831cc4..f2132b3e6880 100644 --- a/arch/x86/boot/memory.c +++ b/arch/x86/boot/memory.c @@ -21,7 +21,7 @@ static int detect_memory_e820(void) { int count = 0; struct biosregs ireg, oreg; - struct e820_entry *desc = boot_params.e820_map; + struct e820_entry *desc = boot_params.e820_array; static struct e820_entry buf; /* static so it is zeroed */ initregs(&ireg); @@ -66,7 +66,7 @@ static int detect_memory_e820(void) *desc++ = buf; count++; - } while (ireg.ebx && count < ARRAY_SIZE(boot_params.e820_map)); + } while (ireg.ebx && count < ARRAY_SIZE(boot_params.e820_array)); return boot_params.e820_entries = count; } diff --git a/arch/x86/include/asm/e820/api.h b/arch/x86/include/asm/e820/api.h index 4895544b17ab..0156532dd65a 100644 --- a/arch/x86/include/asm/e820/api.h +++ b/arch/x86/include/asm/e820/api.h @@ -4,8 +4,8 @@ #include /* see comment in arch/x86/kernel/e820.c */ -extern struct e820_array *e820; -extern struct e820_array *e820_saved; +extern struct e820_array *e820_array; +extern struct e820_array *e820_array_saved; extern unsigned long pci_mem_start; @@ -13,7 +13,7 @@ extern int e820_any_mapped(u64 start, u64 end, unsigned type); extern int e820_all_mapped(u64 start, u64 end, unsigned type); extern void e820_add_region(u64 start, u64 size, int type); extern void e820_print_map(char *who); -extern int sanitize_e820_map(struct e820_entry *biosmap, int max_nr_map, u32 *pnr_map); +extern int sanitize_e820_array(struct e820_entry *biosmap, int max_nr_map, u32 *pnr_map); extern u64 e820_update_range(u64 start, u64 size, unsigned old_type, unsigned new_type); extern u64 e820_remove_range(u64 start, u64 size, unsigned old_type, int checktype); extern void update_e820(void); diff --git a/arch/x86/include/asm/e820/types.h b/arch/x86/include/asm/e820/types.h index 05e25cabfafb..e3171867e126 100644 --- a/arch/x86/include/asm/e820/types.h +++ b/arch/x86/include/asm/e820/types.h @@ -21,7 +21,7 @@ * * This allows for bootstrap/firmware quirks such as possible duplicate * E820 entries that might need room in the same arrays, prior to the - * call to sanitize_e820_map() to remove duplicates. The allowance + * call to sanitize_e820_array() to remove duplicates. The allowance * of three memory map entries per node is "enough" entries for * the initial hardware platform motivating this mechanism to make * use of additional EFI map entries. Future platforms may want diff --git a/arch/x86/include/uapi/asm/bootparam.h b/arch/x86/include/uapi/asm/bootparam.h index f0a7170d5a9d..702f1c6d804e 100644 --- a/arch/x86/include/uapi/asm/bootparam.h +++ b/arch/x86/include/uapi/asm/bootparam.h @@ -152,7 +152,7 @@ struct boot_params { struct setup_header hdr; /* setup header */ /* 0x1f1 */ __u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)]; __u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */ - struct e820_entry e820_map[E820MAX]; /* 0x2d0 */ + struct e820_entry e820_array[E820MAX]; /* 0x2d0 */ __u8 _pad8[48]; /* 0xcd0 */ struct edd_info eddbuf[EDDMAXNR]; /* 0xd00 */ __u8 _pad9[276]; /* 0xeec */ diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c index 81b67df3b52f..036d9140384d 100644 --- a/arch/x86/kernel/crash.c +++ b/arch/x86/kernel/crash.c @@ -512,7 +512,7 @@ static int add_e820_entry(struct boot_params *params, struct e820_entry *entry) if (nr_e820_entries >= E820MAX) return 1; - memcpy(¶ms->e820_map[nr_e820_entries], entry, + memcpy(¶ms->e820_array[nr_e820_entries], entry, sizeof(struct e820_entry)); params->e820_entries++; return 0; diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 1f75b95185b8..49d47d6b1afe 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -2,7 +2,7 @@ * Handle the memory map. * The functions here do the job until bootmem takes over. * - * Getting sanitize_e820_map() in sync with i386 version by applying change: + * Getting sanitize_e820_array() in sync with i386 version by applying change: * - Provisions for empty E820 memory regions (reported by certain BIOSes). * Alex Achenbach , December 2002. * Venkatesh Pallipadi @@ -27,11 +27,11 @@ #include /* - * The e820 map is the map that gets modified e.g. with command line parameters + * The e820 table is the array that gets modified e.g. with command line parameters * and that is also registered with modifications in the kernel resource tree * with the iomem_resource as parent. * - * The e820_saved is directly saved after the BIOS-provided memory map is + * The e820_array_saved is directly saved after the BIOS-provided memory map is * copied. It doesn't get modified afterwards. It's registered for the * /sys/firmware/memmap interface. * @@ -40,10 +40,10 @@ * user can e.g. boot the original kernel with mem=1G while still booting the * next kernel with full memory. */ -static struct e820_array initial_e820 __initdata; -static struct e820_array initial_e820_saved __initdata; -struct e820_array *e820 __refdata = &initial_e820; -struct e820_array *e820_saved __refdata = &initial_e820_saved; +static struct e820_array e820_array_init __initdata; +static struct e820_array initial_e820_array_saved __initdata; +struct e820_array *e820_array __refdata = &e820_array_init; +struct e820_array *e820_array_saved __refdata = &initial_e820_array_saved; /* For PCI or other memory-mapped resources */ unsigned long pci_mem_start = 0xaeedbabe; @@ -60,8 +60,8 @@ e820_any_mapped(u64 start, u64 end, unsigned type) { int i; - for (i = 0; i < e820->nr_map; i++) { - struct e820_entry *ei = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + struct e820_entry *ei = &e820_array->map[i]; if (type && ei->type != type) continue; @@ -83,8 +83,8 @@ int __init e820_all_mapped(u64 start, u64 end, unsigned type) { int i; - for (i = 0; i < e820->nr_map; i++) { - struct e820_entry *ei = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + struct e820_entry *ei = &e820_array->map[i]; if (type && ei->type != type) continue; @@ -130,7 +130,7 @@ static void __init __e820_add_region(struct e820_array *e820x, u64 start, u64 si void __init e820_add_region(u64 start, u64 size, int type) { - __e820_add_region(e820, start, size, type); + __e820_add_region(e820_array, start, size, type); } static void __init e820_print_type(u32 type) @@ -166,12 +166,12 @@ void __init e820_print_map(char *who) { int i; - for (i = 0; i < e820->nr_map; i++) { + for (i = 0; i < e820_array->nr_map; i++) { printk(KERN_INFO "%s: [mem %#018Lx-%#018Lx] ", who, - (unsigned long long) e820->map[i].addr, + (unsigned long long) e820_array->map[i].addr, (unsigned long long) - (e820->map[i].addr + e820->map[i].size - 1)); - e820_print_type(e820->map[i].type); + (e820_array->map[i].addr + e820_array->map[i].size - 1)); + e820_print_type(e820_array->map[i].type); printk(KERN_CONT "\n"); } } @@ -195,7 +195,7 @@ void __init e820_print_map(char *who) * sanitizing succeeds the *pnr_map will be updated with the new * number of valid entries (something no more than max_nr_map). * - * The return value from sanitize_e820_map() is zero if it + * The return value from sanitize_e820_array() is zero if it * successfully 'sanitized' the map entries passed in, and is -1 * if it did nothing, which can happen if either of (1) it was * only passed one map entry, or (2) any of the input map entries @@ -259,7 +259,7 @@ static int __init cpcompare(const void *a, const void *b) return (ap->addr != ap->pbios->addr) - (bp->addr != bp->pbios->addr); } -int __init sanitize_e820_map(struct e820_entry *biosmap, int max_nr_map, +int __init sanitize_e820_array(struct e820_entry *biosmap, int max_nr_map, u32 *pnr_map) { static struct change_member change_point_list[2*E820_X_MAX] __initdata; @@ -385,7 +385,7 @@ int __init sanitize_e820_map(struct e820_entry *biosmap, int max_nr_map, return 0; } -static int __init __append_e820_map(struct e820_entry *biosmap, int nr_map) +static int __init __append_e820_array(struct e820_entry *biosmap, int nr_map) { while (nr_map) { u64 start = biosmap->addr; @@ -414,13 +414,13 @@ static int __init __append_e820_map(struct e820_entry *biosmap, int nr_map) * will have given us a memory map that we can use to properly * set up memory. If we aren't, we'll fake a memory map. */ -static int __init append_e820_map(struct e820_entry *biosmap, int nr_map) +static int __init append_e820_array(struct e820_entry *biosmap, int nr_map) { /* Only one memory region (or negative)? Ignore it */ if (nr_map < 2) return -1; - return __append_e820_map(biosmap, nr_map); + return __append_e820_array(biosmap, nr_map); } static u64 __init __e820_update_range(struct e820_array *e820x, u64 start, @@ -495,13 +495,13 @@ static u64 __init __e820_update_range(struct e820_array *e820x, u64 start, u64 __init e820_update_range(u64 start, u64 size, unsigned old_type, unsigned new_type) { - return __e820_update_range(e820, start, size, old_type, new_type); + return __e820_update_range(e820_array, start, size, old_type, new_type); } static u64 __init e820_update_range_saved(u64 start, u64 size, unsigned old_type, unsigned new_type) { - return __e820_update_range(e820_saved, start, size, old_type, + return __e820_update_range(e820_array_saved, start, size, old_type, new_type); } @@ -523,8 +523,8 @@ u64 __init e820_remove_range(u64 start, u64 size, unsigned old_type, e820_print_type(old_type); printk(KERN_CONT "\n"); - for (i = 0; i < e820->nr_map; i++) { - struct e820_entry *ei = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + struct e820_entry *ei = &e820_array->map[i]; u64 final_start, final_end; u64 ei_end; @@ -568,15 +568,15 @@ u64 __init e820_remove_range(u64 start, u64 size, unsigned old_type, void __init update_e820(void) { - if (sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map)) + if (sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), &e820_array->nr_map)) return; printk(KERN_INFO "e820: modified physical RAM map:\n"); e820_print_map("modified"); } -static void __init update_e820_saved(void) +static void __init update_e820_array_saved(void) { - sanitize_e820_map(e820_saved->map, ARRAY_SIZE(e820_saved->map), - &e820_saved->nr_map); + sanitize_e820_array(e820_array_saved->map, ARRAY_SIZE(e820_array_saved->map), + &e820_array_saved->nr_map); } #define MAX_GAP_END 0x100000000ull /* @@ -586,12 +586,12 @@ static int __init e820_search_gap(unsigned long *gapstart, unsigned long *gapsize) { unsigned long long last = MAX_GAP_END; - int i = e820->nr_map; + int i = e820_array->nr_map; int found = 0; while (--i >= 0) { - unsigned long long start = e820->map[i].addr; - unsigned long long end = start + e820->map[i].size; + unsigned long long start = e820_array->map[i].addr; + unsigned long long end = start + e820_array->map[i].size; /* * Since "last" is at most 4GB, we know we'll @@ -650,7 +650,7 @@ __init void e820_setup_gap(void) /* * Called late during init, in free_initmem(). * - * Initial e820 and e820_saved are largish __initdata arrays. + * Initial e820 and e820_array_saved are largish __initdata arrays. * Copy them to (usually much smaller) dynamically allocated area. * This is done after all tweaks we ever do to them: * all functions which modify them are __init functions, @@ -661,23 +661,23 @@ __init void e820_reallocate_tables(void) struct e820_array *n; int size; - size = offsetof(struct e820_array, map) + sizeof(struct e820_entry) * e820->nr_map; + size = offsetof(struct e820_array, map) + sizeof(struct e820_entry) * e820_array->nr_map; n = kmalloc(size, GFP_KERNEL); BUG_ON(!n); - memcpy(n, e820, size); - e820 = n; + memcpy(n, e820_array, size); + e820_array = n; - size = offsetof(struct e820_array, map) + sizeof(struct e820_entry) * e820_saved->nr_map; + size = offsetof(struct e820_array, map) + sizeof(struct e820_entry) * e820_array_saved->nr_map; n = kmalloc(size, GFP_KERNEL); BUG_ON(!n); - memcpy(n, e820_saved, size); - e820_saved = n; + memcpy(n, e820_array_saved, size); + e820_array_saved = n; } /** * Because of the size limitation of struct boot_params, only first * 128 E820 memory entries are passed to kernel via - * boot_params.e820_map, others are passed via SETUP_E820_EXT node of + * boot_params.e820_array, others are passed via SETUP_E820_EXT node of * linked list of struct setup_data, which is parsed here. */ void __init parse_e820_ext(u64 phys_addr, u32 data_len) @@ -689,8 +689,8 @@ void __init parse_e820_ext(u64 phys_addr, u32 data_len) sdata = early_memremap(phys_addr, data_len); entries = sdata->len / sizeof(struct e820_entry); extmap = (struct e820_entry *)(sdata->data); - __append_e820_map(extmap, entries); - sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); + __append_e820_array(extmap, entries); + sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), &e820_array->nr_map); early_memunmap(sdata, data_len); printk(KERN_INFO "e820: extended physical RAM map:\n"); e820_print_map("extended"); @@ -709,8 +709,8 @@ void __init e820_mark_nosave_regions(unsigned long limit_pfn) int i; unsigned long pfn = 0; - for (i = 0; i < e820->nr_map; i++) { - struct e820_entry *ei = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + struct e820_entry *ei = &e820_array->map[i]; if (pfn < PFN_UP(ei->addr)) register_nosave_region(pfn, PFN_UP(ei->addr)); @@ -734,8 +734,8 @@ static int __init e820_mark_nvs_memory(void) { int i; - for (i = 0; i < e820->nr_map; i++) { - struct e820_entry *ei = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + struct e820_entry *ei = &e820_array->map[i]; if (ei->type == E820_NVS) acpi_nvs_register(ei->addr, ei->size); @@ -747,7 +747,7 @@ core_initcall(e820_mark_nvs_memory); #endif /* - * pre allocated 4k and reserved it in memblock and e820_saved + * pre allocated 4k and reserved it in memblock and e820_array_saved */ u64 __init early_reserve_e820(u64 size, u64 align) { @@ -756,8 +756,8 @@ u64 __init early_reserve_e820(u64 size, u64 align) addr = __memblock_alloc_base(size, align, MEMBLOCK_ALLOC_ACCESSIBLE); if (addr) { e820_update_range_saved(addr, size, E820_RAM, E820_RESERVED); - printk(KERN_INFO "e820: update e820_saved for early_reserve_e820\n"); - update_e820_saved(); + printk(KERN_INFO "e820: update e820_array_saved for early_reserve_e820\n"); + update_e820_array_saved(); } return addr; @@ -782,8 +782,8 @@ static unsigned long __init e820_end_pfn(unsigned long limit_pfn, unsigned type) unsigned long last_pfn = 0; unsigned long max_arch_pfn = MAX_ARCH_PFN; - for (i = 0; i < e820->nr_map; i++) { - struct e820_entry *ei = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + struct e820_entry *ei = &e820_array->map[i]; unsigned long start_pfn; unsigned long end_pfn; @@ -874,7 +874,7 @@ static int __init parse_memmap_one(char *p) */ saved_max_pfn = e820_end_of_ram_pfn(); #endif - e820->nr_map = 0; + e820_array->nr_map = 0; userdef = 1; return 0; } @@ -921,8 +921,8 @@ early_param("memmap", parse_memmap_opt); void __init finish_e820_parsing(void) { if (userdef) { - if (sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), - &e820->nr_map) < 0) + if (sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), + &e820_array->nr_map) < 0) early_panic("Invalid user supplied memory map"); printk(KERN_INFO "e820: user-defined physical RAM map:\n"); @@ -1009,35 +1009,35 @@ void __init e820_reserve_resources(void) struct resource *res; u64 end; - res = alloc_bootmem(sizeof(struct resource) * e820->nr_map); + res = alloc_bootmem(sizeof(struct resource) * e820_array->nr_map); e820_res = res; - for (i = 0; i < e820->nr_map; i++) { - end = e820->map[i].addr + e820->map[i].size - 1; + for (i = 0; i < e820_array->nr_map; i++) { + end = e820_array->map[i].addr + e820_array->map[i].size - 1; if (end != (resource_size_t)end) { res++; continue; } - res->name = e820_type_to_string(e820->map[i].type); - res->start = e820->map[i].addr; + res->name = e820_type_to_string(e820_array->map[i].type); + res->start = e820_array->map[i].addr; res->end = end; - res->flags = e820_type_to_iomem_type(e820->map[i].type); - res->desc = e820_type_to_iores_desc(e820->map[i].type); + res->flags = e820_type_to_iomem_type(e820_array->map[i].type); + res->desc = e820_type_to_iores_desc(e820_array->map[i].type); /* * don't register the region that could be conflicted with * pci device BAR resource and insert them later in * pcibios_resource_survey() */ - if (do_mark_busy(e820->map[i].type, res)) { + if (do_mark_busy(e820_array->map[i].type, res)) { res->flags |= IORESOURCE_BUSY; insert_resource(&iomem_resource, res); } res++; } - for (i = 0; i < e820_saved->nr_map; i++) { - struct e820_entry *entry = &e820_saved->map[i]; + for (i = 0; i < e820_array_saved->nr_map; i++) { + struct e820_entry *entry = &e820_array_saved->map[i]; firmware_map_add_early(entry->addr, entry->addr + entry->size, e820_type_to_string(entry->type)); @@ -1069,7 +1069,7 @@ void __init e820_reserve_resources_late(void) struct resource *res; res = e820_res; - for (i = 0; i < e820->nr_map; i++) { + for (i = 0; i < e820_array->nr_map; i++) { if (!res->parent && res->end) insert_resource_expand_to_fit(&iomem_resource, res); res++; @@ -1079,8 +1079,8 @@ void __init e820_reserve_resources_late(void) * Try to bump up RAM regions to reasonable boundaries to * avoid stolen RAM: */ - for (i = 0; i < e820->nr_map; i++) { - struct e820_entry *entry = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + struct e820_entry *entry = &e820_array->map[i]; u64 start, end; if (entry->type != E820_RAM) @@ -1110,11 +1110,11 @@ char *__init default_machine_specific_memory_setup(void) * the next section from 1mb->appropriate_mem_k */ new_nr = boot_params.e820_entries; - sanitize_e820_map(boot_params.e820_map, - ARRAY_SIZE(boot_params.e820_map), + sanitize_e820_array(boot_params.e820_array, + ARRAY_SIZE(boot_params.e820_array), &new_nr); boot_params.e820_entries = new_nr; - if (append_e820_map(boot_params.e820_map, boot_params.e820_entries) + if (append_e820_array(boot_params.e820_array, boot_params.e820_entries) < 0) { u64 mem_size; @@ -1128,7 +1128,7 @@ char *__init default_machine_specific_memory_setup(void) who = "BIOS-e801"; } - e820->nr_map = 0; + e820_array->nr_map = 0; e820_add_region(0, LOWMEMSIZE(), E820_RAM); e820_add_region(HIGH_MEMORY, mem_size << 10, E820_RAM); } @@ -1142,7 +1142,7 @@ void __init setup_memory_map(void) char *who; who = x86_init.resources.memory_setup(); - memcpy(e820_saved, e820, sizeof(struct e820_array)); + memcpy(e820_array_saved, e820_array, sizeof(struct e820_array)); printk(KERN_INFO "e820: BIOS-provided physical RAM map:\n"); e820_print_map(who); } @@ -1159,8 +1159,8 @@ void __init memblock_x86_fill(void) */ memblock_allow_resize(); - for (i = 0; i < e820->nr_map; i++) { - struct e820_entry *ei = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + struct e820_entry *ei = &e820_array->map[i]; end = ei->addr + ei->size; if (end != (resource_size_t)end) diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 6a08e25a48d8..31d755534c36 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -547,7 +547,7 @@ intel_graphics_stolen(int num, int slot, int func, /* Mark this space as reserved */ e820_add_region(base, size, E820_RESERVED); - sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); + sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), &e820_array->nr_map); } static void __init intel_graphics_quirks(int num, int slot, int func) diff --git a/arch/x86/kernel/kexec-bzimage64.c b/arch/x86/kernel/kexec-bzimage64.c index d70e8d65cc16..6bedcb9bad1e 100644 --- a/arch/x86/kernel/kexec-bzimage64.c +++ b/arch/x86/kernel/kexec-bzimage64.c @@ -100,14 +100,14 @@ static int setup_e820_entries(struct boot_params *params) { unsigned int nr_e820_entries; - nr_e820_entries = e820_saved->nr_map; + nr_e820_entries = e820_array_saved->nr_map; /* TODO: Pass entries more than E820MAX in bootparams setup data */ if (nr_e820_entries > E820MAX) nr_e820_entries = E820MAX; params->e820_entries = nr_e820_entries; - memcpy(¶ms->e820_map, &e820_saved->map, + memcpy(¶ms->e820_array, &e820_array_saved->map, nr_e820_entries * sizeof(struct e820_entry)); return 0; @@ -233,10 +233,10 @@ setup_boot_parameters(struct kimage *image, struct boot_params *params, nr_e820_entries = params->e820_entries; for (i = 0; i < nr_e820_entries; i++) { - if (params->e820_map[i].type != E820_RAM) + if (params->e820_array[i].type != E820_RAM) continue; - start = params->e820_map[i].addr; - end = params->e820_map[i].addr + params->e820_map[i].size - 1; + start = params->e820_array[i].addr; + end = params->e820_array[i].addr + params->e820_array[i].size - 1; if ((start <= 0x100000) && end > 0x100000) { mem_k = (end >> 10) - (0x100000 >> 10); diff --git a/arch/x86/kernel/resource.c b/arch/x86/kernel/resource.c index 06a6e8049070..aeec503e0a6d 100644 --- a/arch/x86/kernel/resource.c +++ b/arch/x86/kernel/resource.c @@ -27,8 +27,8 @@ static void remove_e820_regions(struct resource *avail) int i; struct e820_entry *entry; - for (i = 0; i < e820->nr_map; i++) { - entry = &e820->map[i]; + for (i = 0; i < e820_array->nr_map; i++) { + entry = &e820_array->map[i]; resource_clip(avail, entry->addr, entry->addr + entry->size - 1); diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index d2bdda9c3d6f..a91db2edee9e 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -458,8 +458,8 @@ static void __init e820_reserve_setup_data(void) early_memunmap(data, sizeof(*data)); } - sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); - memcpy(e820_saved, e820, sizeof(struct e820_array)); + sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), &e820_array->nr_map); + memcpy(e820_array_saved, e820_array, sizeof(struct e820_array)); printk(KERN_INFO "extended physical RAM map:\n"); e820_print_map("reserve setup_data"); } @@ -763,7 +763,7 @@ static void __init trim_bios_range(void) */ e820_remove_range(BIOS_BEGIN, BIOS_END - BIOS_BEGIN, E820_RAM, 1); - sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); + sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), &e820_array->nr_map); } /* called before trim_bios_range() to spare extra sanitize */ @@ -1026,7 +1026,7 @@ void __init setup_arch(char **cmdline_p) early_dump_pci_devices(); #endif - /* update the e820_saved too */ + /* update the e820_array_saved too */ e820_reserve_setup_data(); finish_e820_parsing(); @@ -1056,7 +1056,7 @@ void __init setup_arch(char **cmdline_p) if (ppro_with_ram_bug()) { e820_update_range(0x70000000ULL, 0x40000ULL, E820_RAM, E820_RESERVED); - sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); + sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), &e820_array->nr_map); printk(KERN_INFO "fixed physical RAM map:\n"); e820_print_map("bad_ppro"); } diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c index d047da50f2de..705f1207181a 100644 --- a/arch/x86/kernel/tboot.c +++ b/arch/x86/kernel/tboot.c @@ -188,12 +188,12 @@ static int tboot_setup_sleep(void) tboot->num_mac_regions = 0; - for (i = 0; i < e820->nr_map; i++) { - if ((e820->map[i].type != E820_RAM) - && (e820->map[i].type != E820_RESERVED_KERN)) + for (i = 0; i < e820_array->nr_map; i++) { + if ((e820_array->map[i].type != E820_RAM) + && (e820_array->map[i].type != E820_RESERVED_KERN)) continue; - add_mac_region(e820->map[i].addr, e820->map[i].size); + add_mac_region(e820_array->map[i].addr, e820_array->map[i].size); } tboot->acpi_sinfo.kernel_s3_resume_vector = diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c index 638d997327c9..09226a33e418 100644 --- a/arch/x86/lguest/boot.c +++ b/arch/x86/lguest/boot.c @@ -1178,9 +1178,9 @@ static __init char *lguest_memory_setup(void) * The Linux bootloader header contains an "e820" memory map: the * Launcher populated the first entry with our memory limit. */ - e820_add_region(boot_params.e820_map[0].addr, - boot_params.e820_map[0].size, - boot_params.e820_map[0].type); + e820_add_region(boot_params.e820_array[0].addr, + boot_params.e820_array[0].size, + boot_params.e820_array[0].type); /* This string is for the boot messages. */ return "LGUEST"; diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index 528f682ec640..2543a11c9df8 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -167,7 +167,7 @@ static void __init do_add_efi_memmap(void) } e820_add_region(start, size, e820_type); } - sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); + sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), &e820_array->nr_map); } int __init efi_memblock_x86_reserve_range(void) diff --git a/arch/x86/power/hibernate_64.c b/arch/x86/power/hibernate_64.c index 874aea614fcf..c1a245e64ed1 100644 --- a/arch/x86/power/hibernate_64.c +++ b/arch/x86/power/hibernate_64.c @@ -232,7 +232,7 @@ static int get_e820_md5(struct e820_array *map, void *buf) static void hibernation_e820_save(void *buf) { - get_e820_md5(e820_saved, buf); + get_e820_md5(e820_array_saved, buf); } static bool hibernation_e820_mismatch(void *buf) @@ -245,7 +245,7 @@ static bool hibernation_e820_mismatch(void *buf) if (!memcmp(result, buf, MD5_DIGEST_SIZE)) return false; - ret = get_e820_md5(e820_saved, result); + ret = get_e820_md5(e820_array_saved, result); if (ret) return true; diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 7386a6e4c072..3cc90e902064 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -41,8 +41,8 @@ struct xen_memory_region xen_extra_mem[XEN_EXTRA_MEM_MAX_REGIONS] __initdata; unsigned long xen_released_pages; /* E820 map used during setting up memory. */ -static struct e820_entry xen_e820_map[E820_X_MAX] __initdata; -static u32 xen_e820_map_entries __initdata; +static struct e820_entry xen_e820_array[E820_X_MAX] __initdata; +static u32 xen_e820_array_entries __initdata; /* * Buffer used to remap identity mapped pages. We only need the virtual space. @@ -198,11 +198,11 @@ void __init xen_inv_extra_mem(void) */ static unsigned long __init xen_find_pfn_range(unsigned long *min_pfn) { - const struct e820_entry *entry = xen_e820_map; + const struct e820_entry *entry = xen_e820_array; unsigned int i; unsigned long done = 0; - for (i = 0; i < xen_e820_map_entries; i++, entry++) { + for (i = 0; i < xen_e820_array_entries; i++, entry++) { unsigned long s_pfn; unsigned long e_pfn; @@ -457,7 +457,7 @@ static unsigned long __init xen_foreach_remap_area(unsigned long nr_pages, { phys_addr_t start = 0; unsigned long ret_val = 0; - const struct e820_entry *entry = xen_e820_map; + const struct e820_entry *entry = xen_e820_array; int i; /* @@ -471,9 +471,9 @@ static unsigned long __init xen_foreach_remap_area(unsigned long nr_pages, * example) the DMI tables in a reserved region that begins on * a non-page boundary. */ - for (i = 0; i < xen_e820_map_entries; i++, entry++) { + for (i = 0; i < xen_e820_array_entries; i++, entry++) { phys_addr_t end = entry->addr + entry->size; - if (entry->type == E820_RAM || i == xen_e820_map_entries - 1) { + if (entry->type == E820_RAM || i == xen_e820_array_entries - 1) { unsigned long start_pfn = PFN_DOWN(start); unsigned long end_pfn = PFN_UP(end); @@ -601,10 +601,10 @@ static void __init xen_align_and_add_e820_region(phys_addr_t start, static void __init xen_ignore_unusable(void) { - struct e820_entry *entry = xen_e820_map; + struct e820_entry *entry = xen_e820_array; unsigned int i; - for (i = 0; i < xen_e820_map_entries; i++, entry++) { + for (i = 0; i < xen_e820_array_entries; i++, entry++) { if (entry->type == E820_UNUSABLE) entry->type = E820_RAM; } @@ -620,9 +620,9 @@ bool __init xen_is_e820_reserved(phys_addr_t start, phys_addr_t size) return false; end = start + size; - entry = xen_e820_map; + entry = xen_e820_array; - for (mapcnt = 0; mapcnt < xen_e820_map_entries; mapcnt++) { + for (mapcnt = 0; mapcnt < xen_e820_array_entries; mapcnt++) { if (entry->type == E820_RAM && entry->addr <= start && (entry->addr + entry->size) >= end) return false; @@ -645,9 +645,9 @@ phys_addr_t __init xen_find_free_area(phys_addr_t size) { unsigned mapcnt; phys_addr_t addr, start; - struct e820_entry *entry = xen_e820_map; + struct e820_entry *entry = xen_e820_array; - for (mapcnt = 0; mapcnt < xen_e820_map_entries; mapcnt++, entry++) { + for (mapcnt = 0; mapcnt < xen_e820_array_entries; mapcnt++, entry++) { if (entry->type != E820_RAM || entry->size < size) continue; start = entry->addr; @@ -750,8 +750,8 @@ char * __init xen_memory_setup(void) max_pfn = min(max_pfn, xen_start_info->nr_pages); mem_end = PFN_PHYS(max_pfn); - memmap.nr_entries = ARRAY_SIZE(xen_e820_map); - set_xen_guest_handle(memmap.buffer, xen_e820_map); + memmap.nr_entries = ARRAY_SIZE(xen_e820_array); + set_xen_guest_handle(memmap.buffer, xen_e820_array); op = xen_initial_domain() ? XENMEM_machine_memory_map : @@ -760,16 +760,16 @@ char * __init xen_memory_setup(void) if (rc == -ENOSYS) { BUG_ON(xen_initial_domain()); memmap.nr_entries = 1; - xen_e820_map[0].addr = 0ULL; - xen_e820_map[0].size = mem_end; + xen_e820_array[0].addr = 0ULL; + xen_e820_array[0].size = mem_end; /* 8MB slack (to balance backend allocations). */ - xen_e820_map[0].size += 8ULL << 20; - xen_e820_map[0].type = E820_RAM; + xen_e820_array[0].size += 8ULL << 20; + xen_e820_array[0].type = E820_RAM; rc = 0; } BUG_ON(rc); BUG_ON(memmap.nr_entries == 0); - xen_e820_map_entries = memmap.nr_entries; + xen_e820_array_entries = memmap.nr_entries; /* * Xen won't allow a 1:1 mapping to be created to UNUSABLE @@ -783,8 +783,8 @@ char * __init xen_memory_setup(void) xen_ignore_unusable(); /* Make sure the Xen-supplied memory map is well-ordered. */ - sanitize_e820_map(xen_e820_map, ARRAY_SIZE(xen_e820_map), - &xen_e820_map_entries); + sanitize_e820_array(xen_e820_array, ARRAY_SIZE(xen_e820_array), + &xen_e820_array_entries); max_pages = xen_get_max_pages(); @@ -811,13 +811,13 @@ char * __init xen_memory_setup(void) extra_pages = min3(EXTRA_MEM_RATIO * min(max_pfn, PFN_DOWN(MAXMEM)), extra_pages, max_pages - max_pfn); i = 0; - addr = xen_e820_map[0].addr; - size = xen_e820_map[0].size; - while (i < xen_e820_map_entries) { + addr = xen_e820_array[0].addr; + size = xen_e820_array[0].size; + while (i < xen_e820_array_entries) { bool discard = false; chunk_size = size; - type = xen_e820_map[i].type; + type = xen_e820_array[i].type; if (type == E820_RAM) { if (addr < mem_end) { @@ -840,9 +840,9 @@ char * __init xen_memory_setup(void) size -= chunk_size; if (size == 0) { i++; - if (i < xen_e820_map_entries) { - addr = xen_e820_map[i].addr; - size = xen_e820_map[i].size; + if (i < xen_e820_array_entries) { + addr = xen_e820_array[i].addr; + size = xen_e820_array[i].size; } } } @@ -861,7 +861,7 @@ char * __init xen_memory_setup(void) e820_add_region(ISA_START_ADDRESS, ISA_END_ADDRESS - ISA_START_ADDRESS, E820_RESERVED); - sanitize_e820_map(e820->map, ARRAY_SIZE(e820->map), &e820->nr_map); + sanitize_e820_array(e820_array->map, ARRAY_SIZE(e820_array->map), &e820_array->nr_map); /* * Check whether the kernel itself conflicts with the target E820 map. @@ -923,21 +923,21 @@ char * __init xen_auto_xlated_memory_setup(void) int i; int rc; - memmap.nr_entries = ARRAY_SIZE(xen_e820_map); - set_xen_guest_handle(memmap.buffer, xen_e820_map); + memmap.nr_entries = ARRAY_SIZE(xen_e820_array); + set_xen_guest_handle(memmap.buffer, xen_e820_array); rc = HYPERVISOR_memory_op(XENMEM_memory_map, &memmap); if (rc < 0) panic("No memory map (%d)\n", rc); - xen_e820_map_entries = memmap.nr_entries; + xen_e820_array_entries = memmap.nr_entries; - sanitize_e820_map(xen_e820_map, ARRAY_SIZE(xen_e820_map), - &xen_e820_map_entries); + sanitize_e820_array(xen_e820_array, ARRAY_SIZE(xen_e820_array), + &xen_e820_array_entries); - for (i = 0; i < xen_e820_map_entries; i++) - e820_add_region(xen_e820_map[i].addr, xen_e820_map[i].size, - xen_e820_map[i].type); + for (i = 0; i < xen_e820_array_entries; i++) + e820_add_region(xen_e820_array[i].addr, xen_e820_array[i].size, + xen_e820_array[i].type); /* Remove p2m info, it is not needed. */ xen_start_info->mfn_list = 0; diff --git a/tools/lguest/lguest.c b/tools/lguest/lguest.c index 7deb8d4a976e..92a1fe3c07eb 100644 --- a/tools/lguest/lguest.c +++ b/tools/lguest/lguest.c @@ -3339,7 +3339,7 @@ int main(int argc, char *argv[]) * simple, single region. */ boot->e820_entries = 1; - boot->e820_map[0] = ((struct e820_entry) { 0, mem, E820_RAM }); + boot->e820_array[0] = ((struct e820_entry) { 0, mem, E820_RAM }); /* * The boot header contains a command line pointer: we put the command * line after the boot header. -- 2.7.4