* [linux-next:master 13933/14098] arch/x86/include/asm/pgtable_64_types.h:76: warning: "MAX_PTRS_PER_P4D" redefined
@ 2021-07-02 14:55 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-07-02 14:55 UTC (permalink / raw)
To: Richard Weinberger; +Cc: kbuild-all, Linux Memory Management List
[-- Attachment #1: Type: text/plain, Size: 13040 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: fb0ca446157a86b75502c1636b0d81e642fe6bf1
commit: f98420444c5a26b7687fc293b06c529b697a14ca [13933/14098] Merge remote-tracking branch 'uml/linux-next'
config: um-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=f98420444c5a26b7687fc293b06c529b697a14ca
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout f98420444c5a26b7687fc293b06c529b697a14ca
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=um SHELL=/bin/bash drivers/infiniband/hw/qib/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_types.h:247: warning: "__S100" redefined
247 | #define __S100 PAGE_READONLY_EXEC
|
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable.h:84: note: this is the location of the previous definition
84 | #define __S100 PAGE_READONLY
|
In file included from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_types.h:248: warning: "__S101" redefined
248 | #define __S101 PAGE_READONLY_EXEC
|
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable.h:85: note: this is the location of the previous definition
85 | #define __S101 PAGE_READONLY
|
In file included from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_types.h:249: warning: "__S110" redefined
249 | #define __S110 PAGE_SHARED_EXEC
|
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable.h:86: note: this is the location of the previous definition
86 | #define __S110 PAGE_SHARED
|
In file included from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_types.h:250: warning: "__S111" redefined
250 | #define __S111 PAGE_SHARED_EXEC
|
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable.h:87: note: this is the location of the previous definition
87 | #define __S111 PAGE_SHARED
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:21:34: error: conflicting types for 'pte_t'
21 | typedef struct { pteval_t pte; } pte_t;
| ^~~~~
In file included from arch/um/include/asm/thread_info.h:15,
from include/linux/thread_info.h:59,
from include/asm-generic/current.h:5,
from ./arch/um/include/generated/asm/current.h:1,
from include/linux/mutex.h:14,
from include/linux/kernfs.h:12,
from include/linux/sysfs.h:16,
from include/linux/kobject.h:20,
from include/linux/pci.h:35,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/page.h:57:39: note: previous declaration of 'pte_t' was here
57 | typedef struct { unsigned long pte; } pte_t;
| ^~~~~
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:74: warning: "PGDIR_SHIFT" redefined
74 | #define PGDIR_SHIFT 39
|
In file included from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable-3level.h:15: note: this is the location of the previous definition
15 | #define PGDIR_SHIFT 30
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
>> arch/x86/include/asm/pgtable_64_types.h:76: warning: "MAX_PTRS_PER_P4D" redefined
76 | #define MAX_PTRS_PER_P4D 1
|
In file included from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
include/linux/pgtable.h:1614: note: this is the location of the previous definition
1614 | #define MAX_PTRS_PER_P4D PTRS_PER_P4D
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:83: warning: "PUD_SHIFT" redefined
83 | #define PUD_SHIFT 30
|
In file included from arch/um/include/asm/pgtable-3level.h:10,
from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
include/asm-generic/pgtable-nopud.h:18: note: this is the location of the previous definition
18 | #define PUD_SHIFT P4D_SHIFT
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:84: warning: "PTRS_PER_PUD" redefined
84 | #define PTRS_PER_PUD 512
|
In file included from arch/um/include/asm/pgtable-3level.h:10,
from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
include/asm-generic/pgtable-nopud.h:19: note: this is the location of the previous definition
19 | #define PTRS_PER_PUD 1
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:98: warning: "PMD_SIZE" redefined
98 | #define PMD_SIZE (_AC(1, UL) << PMD_SHIFT)
|
In file included from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable-3level.h:27: note: this is the location of the previous definition
27 | #define PMD_SIZE (1UL << PMD_SHIFT)
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:99: warning: "PMD_MASK" redefined
99 | #define PMD_MASK (~(PMD_SIZE - 1))
|
In file included from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable-3level.h:28: note: this is the location of the previous definition
28 | #define PMD_MASK (~(PMD_SIZE-1))
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:100: warning: "PUD_SIZE" redefined
100 | #define PUD_SIZE (_AC(1, UL) << PUD_SHIFT)
|
In file included from arch/um/include/asm/pgtable-3level.h:10,
from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
include/asm-generic/pgtable-nopud.h:20: note: this is the location of the previous definition
20 | #define PUD_SIZE (1UL << PUD_SHIFT)
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
vim +/MAX_PTRS_PER_P4D +76 arch/x86/include/asm/pgtable_64_types.h
b8504058a06bd1 Kirill A. Shutemov 2017-03-30 70
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 71 /*
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 72 * PGDIR_SHIFT determines what a top-level page table entry can map
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 73 */
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 74 #define PGDIR_SHIFT 39
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 75 #define PTRS_PER_PGD 512
c65e774fb3f6af Kirill A. Shutemov 2018-02-14 @76 #define MAX_PTRS_PER_P4D 1
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 77
:::::: The code at line 76 was first introduced by commit
:::::: c65e774fb3f6af212641538694b9778ff9ab4300 x86/mm: Make PGDIR_SHIFT and PTRS_PER_P4D variable
:::::: TO: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
:::::: CC: Ingo Molnar <mingo@kernel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 62525 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
* [linux-next:master 13933/14098] arch/x86/include/asm/pgtable_64_types.h:76: warning: "MAX_PTRS_PER_P4D" redefined
@ 2021-07-02 14:55 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-07-02 14:55 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 13281 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: fb0ca446157a86b75502c1636b0d81e642fe6bf1
commit: f98420444c5a26b7687fc293b06c529b697a14ca [13933/14098] Merge remote-tracking branch 'uml/linux-next'
config: um-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=f98420444c5a26b7687fc293b06c529b697a14ca
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout f98420444c5a26b7687fc293b06c529b697a14ca
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=um SHELL=/bin/bash drivers/infiniband/hw/qib/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_types.h:247: warning: "__S100" redefined
247 | #define __S100 PAGE_READONLY_EXEC
|
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable.h:84: note: this is the location of the previous definition
84 | #define __S100 PAGE_READONLY
|
In file included from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_types.h:248: warning: "__S101" redefined
248 | #define __S101 PAGE_READONLY_EXEC
|
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable.h:85: note: this is the location of the previous definition
85 | #define __S101 PAGE_READONLY
|
In file included from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_types.h:249: warning: "__S110" redefined
249 | #define __S110 PAGE_SHARED_EXEC
|
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable.h:86: note: this is the location of the previous definition
86 | #define __S110 PAGE_SHARED
|
In file included from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_types.h:250: warning: "__S111" redefined
250 | #define __S111 PAGE_SHARED_EXEC
|
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable.h:87: note: this is the location of the previous definition
87 | #define __S111 PAGE_SHARED
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:21:34: error: conflicting types for 'pte_t'
21 | typedef struct { pteval_t pte; } pte_t;
| ^~~~~
In file included from arch/um/include/asm/thread_info.h:15,
from include/linux/thread_info.h:59,
from include/asm-generic/current.h:5,
from ./arch/um/include/generated/asm/current.h:1,
from include/linux/mutex.h:14,
from include/linux/kernfs.h:12,
from include/linux/sysfs.h:16,
from include/linux/kobject.h:20,
from include/linux/pci.h:35,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/page.h:57:39: note: previous declaration of 'pte_t' was here
57 | typedef struct { unsigned long pte; } pte_t;
| ^~~~~
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:74: warning: "PGDIR_SHIFT" redefined
74 | #define PGDIR_SHIFT 39
|
In file included from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable-3level.h:15: note: this is the location of the previous definition
15 | #define PGDIR_SHIFT 30
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
>> arch/x86/include/asm/pgtable_64_types.h:76: warning: "MAX_PTRS_PER_P4D" redefined
76 | #define MAX_PTRS_PER_P4D 1
|
In file included from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
include/linux/pgtable.h:1614: note: this is the location of the previous definition
1614 | #define MAX_PTRS_PER_P4D PTRS_PER_P4D
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:83: warning: "PUD_SHIFT" redefined
83 | #define PUD_SHIFT 30
|
In file included from arch/um/include/asm/pgtable-3level.h:10,
from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
include/asm-generic/pgtable-nopud.h:18: note: this is the location of the previous definition
18 | #define PUD_SHIFT P4D_SHIFT
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:84: warning: "PTRS_PER_PUD" redefined
84 | #define PTRS_PER_PUD 512
|
In file included from arch/um/include/asm/pgtable-3level.h:10,
from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
include/asm-generic/pgtable-nopud.h:19: note: this is the location of the previous definition
19 | #define PTRS_PER_PUD 1
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:98: warning: "PMD_SIZE" redefined
98 | #define PMD_SIZE (_AC(1, UL) << PMD_SHIFT)
|
In file included from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable-3level.h:27: note: this is the location of the previous definition
27 | #define PMD_SIZE (1UL << PMD_SHIFT)
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:99: warning: "PMD_MASK" redefined
99 | #define PMD_MASK (~(PMD_SIZE - 1))
|
In file included from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
arch/um/include/asm/pgtable-3level.h:28: note: this is the location of the previous definition
28 | #define PMD_MASK (~(PMD_SIZE-1))
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
from arch/x86/include/asm/mtrr.h:27,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:41:
arch/x86/include/asm/pgtable_64_types.h:100: warning: "PUD_SIZE" redefined
100 | #define PUD_SIZE (_AC(1, UL) << PUD_SHIFT)
|
In file included from arch/um/include/asm/pgtable-3level.h:10,
from arch/um/include/asm/pgtable.h:25,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dmapool.h:14,
from include/linux/pci.h:1463,
from drivers/infiniband/hw/qib/qib_wc_x86_64.c:40:
include/asm-generic/pgtable-nopud.h:20: note: this is the location of the previous definition
20 | #define PUD_SIZE (1UL << PUD_SHIFT)
|
In file included from arch/x86/include/asm/pgtable_types.h:266,
from arch/x86/include/asm/memtype.h:6,
vim +/MAX_PTRS_PER_P4D +76 arch/x86/include/asm/pgtable_64_types.h
b8504058a06bd1 Kirill A. Shutemov 2017-03-30 70
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 71 /*
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 72 * PGDIR_SHIFT determines what a top-level page table entry can map
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 73 */
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 74 #define PGDIR_SHIFT 39
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 75 #define PTRS_PER_PGD 512
c65e774fb3f6af Kirill A. Shutemov 2018-02-14 @76 #define MAX_PTRS_PER_P4D 1
fb3551491b2044 Jeremy Fitzhardinge 2009-02-08 77
:::::: The code@line 76 was first introduced by commit
:::::: c65e774fb3f6af212641538694b9778ff9ab4300 x86/mm: Make PGDIR_SHIFT and PTRS_PER_P4D variable
:::::: TO: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
:::::: CC: Ingo Molnar <mingo@kernel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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