From: Andiry Xu <jix024@eng.ucsd.edu> To: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org Cc: coughlan@redhat.com, miklos@szeredi.hu, Andiry Xu <jix024@cs.ucsd.edu>, david@fromorbit.com, jack@suse.com, swanson@cs.ucsd.edu, swhiteho@redhat.com, andiry.xu@gmail.com Subject: [RFC v2 45/83] Log operation: file inode log lookup and assign Date: Sat, 10 Mar 2018 10:18:26 -0800 [thread overview] Message-ID: <1520705944-6723-46-git-send-email-jix024@eng.ucsd.edu> (raw) In-Reply-To: <1520705944-6723-1-git-send-email-jix024@eng.ucsd.edu> From: Andiry Xu <jix024@cs.ucsd.edu> After NOVA appends file write entry to commit new writes, it updates the file offset radix tree, finds the old entries (if overwrite) and reclaims the stale data blocks. Signed-off-by: Andiry Xu <jix024@cs.ucsd.edu> --- fs/nova/log.c | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ fs/nova/log.h | 5 +++ fs/nova/nova.h | 64 ++++++++++++++++++++++++++++++++++ 3 files changed, 177 insertions(+) diff --git a/fs/nova/log.c b/fs/nova/log.c index d150f2e..451be27 100644 --- a/fs/nova/log.c +++ b/fs/nova/log.c @@ -102,6 +102,50 @@ static inline int nova_invalidate_write_entry(struct super_block *sb, reassign, num_free); } +unsigned int nova_free_old_entry(struct super_block *sb, + struct nova_inode_info_header *sih, + struct nova_file_write_entry *entry, + unsigned long pgoff, unsigned int num_free, + bool delete_dead, u64 epoch_id) +{ + unsigned long old_nvmm; + timing_t free_time; + + if (!entry) + return 0; + + NOVA_START_TIMING(free_old_t, free_time); + + old_nvmm = get_nvmm(sb, sih, entry, pgoff); + + if (!delete_dead) + nova_invalidate_write_entry(sb, entry, 1, num_free); + + nova_dbgv("%s: pgoff %lu, free %u blocks\n", + __func__, pgoff, num_free); + nova_free_data_blocks(sb, sih, old_nvmm, num_free); + + sih->i_blocks -= num_free; + + NOVA_END_TIMING(free_old_t, free_time); + return num_free; +} + +struct nova_file_write_entry *nova_find_next_entry(struct super_block *sb, + struct nova_inode_info_header *sih, pgoff_t pgoff) +{ + struct nova_file_write_entry *entry = NULL; + struct nova_file_write_entry *entries[1]; + int nr_entries; + + nr_entries = radix_tree_gang_lookup(&sih->tree, + (void **)entries, pgoff, 1); + if (nr_entries == 1) + entry = entries[0]; + + return entry; +} + static void nova_update_setattr_entry(struct inode *inode, struct nova_setattr_logentry *entry, struct nova_log_entry_info *entry_info) @@ -568,6 +612,70 @@ int nova_append_link_change_entry(struct super_block *sb, return ret; } +int nova_assign_write_entry(struct super_block *sb, + struct nova_inode_info_header *sih, + struct nova_file_write_entry *entry, + bool free) +{ + struct nova_file_write_entry *old_entry; + struct nova_file_write_entry *start_old_entry = NULL; + void **pentry; + unsigned long start_pgoff = entry->pgoff; + unsigned long start_old_pgoff = 0; + unsigned int num = entry->num_pages; + unsigned int num_free = 0; + unsigned long curr_pgoff; + int i; + int ret = 0; + timing_t assign_time; + + NOVA_START_TIMING(assign_t, assign_time); + for (i = 0; i < num; i++) { + curr_pgoff = start_pgoff + i; + + pentry = radix_tree_lookup_slot(&sih->tree, curr_pgoff); + if (pentry) { + old_entry = radix_tree_deref_slot(pentry); + if (old_entry != start_old_entry) { + if (start_old_entry && free) + nova_free_old_entry(sb, sih, + start_old_entry, + start_old_pgoff, + num_free, false, + entry->epoch_id); + nova_invalidate_write_entry(sb, + start_old_entry, 1, 0); + + start_old_entry = old_entry; + start_old_pgoff = curr_pgoff; + num_free = 1; + } else { + num_free++; + } + + radix_tree_replace_slot(&sih->tree, pentry, entry); + } else { + ret = radix_tree_insert(&sih->tree, curr_pgoff, entry); + if (ret) { + nova_dbg("%s: ERROR %d\n", __func__, ret); + goto out; + } + } + } + + if (start_old_entry && free) + nova_free_old_entry(sb, sih, start_old_entry, + start_old_pgoff, num_free, false, + entry->epoch_id); + + nova_invalidate_write_entry(sb, start_old_entry, 1, 0); + +out: + NOVA_END_TIMING(assign_t, assign_time); + + return ret; +} + int nova_inplace_update_write_entry(struct super_block *sb, struct inode *inode, struct nova_file_write_entry *entry, struct nova_log_entry_info *entry_info) diff --git a/fs/nova/log.h b/fs/nova/log.h index 2548083..f5149f7 100644 --- a/fs/nova/log.h +++ b/fs/nova/log.h @@ -398,4 +398,9 @@ int nova_free_contiguous_log_blocks(struct super_block *sb, int nova_free_inode_log(struct super_block *sb, struct nova_inode *pi, struct nova_inode_info_header *sih); +void nova_print_nova_log(struct super_block *sb, + struct nova_inode_info_header *sih); +void nova_print_nova_log_pages(struct super_block *sb, + struct nova_inode_info_header *sih); + #endif diff --git a/fs/nova/nova.h b/fs/nova/nova.h index 6cf3c33..8f085cf 100644 --- a/fs/nova/nova.h +++ b/fs/nova/nova.h @@ -342,6 +342,70 @@ static inline int old_entry_freeable(struct super_block *sb, u64 epoch_id) #include "balloc.h" +static inline struct nova_file_write_entry * +nova_get_write_entry(struct super_block *sb, + struct nova_inode_info_header *sih, unsigned long blocknr) +{ + struct nova_file_write_entry *entry; + + entry = radix_tree_lookup(&sih->tree, blocknr); + + return entry; +} + + +/* + * Find data at a file offset (pgoff) in the data pointed to by a write log + * entry. + */ +static inline unsigned long get_nvmm(struct super_block *sb, + struct nova_inode_info_header *sih, + struct nova_file_write_entry *entry, unsigned long pgoff) +{ + /* entry is already verified before this call and resides in dram + * or we can do memcpy_mcsafe here but have to avoid double copy and + * verification of the entry. + */ + if (entry->pgoff > pgoff || (unsigned long) entry->pgoff + + (unsigned long) entry->num_pages <= pgoff) { + struct nova_sb_info *sbi = NOVA_SB(sb); + u64 curr; + + curr = nova_get_addr_off(sbi, entry); + nova_dbg("Entry ERROR: inode %lu, curr 0x%llx, pgoff %lu, entry pgoff %llu, num %u\n", + sih->ino, + curr, pgoff, entry->pgoff, entry->num_pages); + nova_print_nova_log_pages(sb, sih); + nova_print_nova_log(sb, sih); + NOVA_ASSERT(0); + } + + return (unsigned long) (entry->block >> PAGE_SHIFT) + pgoff + - entry->pgoff; +} + +static inline u64 nova_find_nvmm_block(struct super_block *sb, + struct nova_inode_info_header *sih, struct nova_file_write_entry *entry, + unsigned long blocknr) +{ + unsigned long nvmm; + struct nova_file_write_entry *entryc, entry_copy; + + if (!entry) { + entry = nova_get_write_entry(sb, sih, blocknr); + if (!entry) + return 0; + } + + entryc = &entry_copy; + if (memcpy_mcsafe(entryc, entry, + sizeof(struct nova_file_write_entry)) < 0) + return 0; + + nvmm = get_nvmm(sb, sih, entryc, blocknr); + return nvmm << PAGE_SHIFT; +} + static inline unsigned long nova_get_numblocks(unsigned short btype) { -- 2.7.4 _______________________________________________ Linux-nvdimm mailing list Linux-nvdimm@lists.01.org https://lists.01.org/mailman/listinfo/linux-nvdimm
WARNING: multiple messages have this Message-ID (diff)
From: Andiry Xu <jix024@eng.ucsd.edu> To: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org Cc: dan.j.williams@intel.com, andy.rudoff@intel.com, coughlan@redhat.com, swanson@cs.ucsd.edu, david@fromorbit.com, jack@suse.com, swhiteho@redhat.com, miklos@szeredi.hu, andiry.xu@gmail.com, Andiry Xu <jix024@cs.ucsd.edu> Subject: [RFC v2 45/83] Log operation: file inode log lookup and assign Date: Sat, 10 Mar 2018 10:18:26 -0800 [thread overview] Message-ID: <1520705944-6723-46-git-send-email-jix024@eng.ucsd.edu> (raw) In-Reply-To: <1520705944-6723-1-git-send-email-jix024@eng.ucsd.edu> From: Andiry Xu <jix024@cs.ucsd.edu> After NOVA appends file write entry to commit new writes, it updates the file offset radix tree, finds the old entries (if overwrite) and reclaims the stale data blocks. Signed-off-by: Andiry Xu <jix024@cs.ucsd.edu> --- fs/nova/log.c | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ fs/nova/log.h | 5 +++ fs/nova/nova.h | 64 ++++++++++++++++++++++++++++++++++ 3 files changed, 177 insertions(+) diff --git a/fs/nova/log.c b/fs/nova/log.c index d150f2e..451be27 100644 --- a/fs/nova/log.c +++ b/fs/nova/log.c @@ -102,6 +102,50 @@ static inline int nova_invalidate_write_entry(struct super_block *sb, reassign, num_free); } +unsigned int nova_free_old_entry(struct super_block *sb, + struct nova_inode_info_header *sih, + struct nova_file_write_entry *entry, + unsigned long pgoff, unsigned int num_free, + bool delete_dead, u64 epoch_id) +{ + unsigned long old_nvmm; + timing_t free_time; + + if (!entry) + return 0; + + NOVA_START_TIMING(free_old_t, free_time); + + old_nvmm = get_nvmm(sb, sih, entry, pgoff); + + if (!delete_dead) + nova_invalidate_write_entry(sb, entry, 1, num_free); + + nova_dbgv("%s: pgoff %lu, free %u blocks\n", + __func__, pgoff, num_free); + nova_free_data_blocks(sb, sih, old_nvmm, num_free); + + sih->i_blocks -= num_free; + + NOVA_END_TIMING(free_old_t, free_time); + return num_free; +} + +struct nova_file_write_entry *nova_find_next_entry(struct super_block *sb, + struct nova_inode_info_header *sih, pgoff_t pgoff) +{ + struct nova_file_write_entry *entry = NULL; + struct nova_file_write_entry *entries[1]; + int nr_entries; + + nr_entries = radix_tree_gang_lookup(&sih->tree, + (void **)entries, pgoff, 1); + if (nr_entries == 1) + entry = entries[0]; + + return entry; +} + static void nova_update_setattr_entry(struct inode *inode, struct nova_setattr_logentry *entry, struct nova_log_entry_info *entry_info) @@ -568,6 +612,70 @@ int nova_append_link_change_entry(struct super_block *sb, return ret; } +int nova_assign_write_entry(struct super_block *sb, + struct nova_inode_info_header *sih, + struct nova_file_write_entry *entry, + bool free) +{ + struct nova_file_write_entry *old_entry; + struct nova_file_write_entry *start_old_entry = NULL; + void **pentry; + unsigned long start_pgoff = entry->pgoff; + unsigned long start_old_pgoff = 0; + unsigned int num = entry->num_pages; + unsigned int num_free = 0; + unsigned long curr_pgoff; + int i; + int ret = 0; + timing_t assign_time; + + NOVA_START_TIMING(assign_t, assign_time); + for (i = 0; i < num; i++) { + curr_pgoff = start_pgoff + i; + + pentry = radix_tree_lookup_slot(&sih->tree, curr_pgoff); + if (pentry) { + old_entry = radix_tree_deref_slot(pentry); + if (old_entry != start_old_entry) { + if (start_old_entry && free) + nova_free_old_entry(sb, sih, + start_old_entry, + start_old_pgoff, + num_free, false, + entry->epoch_id); + nova_invalidate_write_entry(sb, + start_old_entry, 1, 0); + + start_old_entry = old_entry; + start_old_pgoff = curr_pgoff; + num_free = 1; + } else { + num_free++; + } + + radix_tree_replace_slot(&sih->tree, pentry, entry); + } else { + ret = radix_tree_insert(&sih->tree, curr_pgoff, entry); + if (ret) { + nova_dbg("%s: ERROR %d\n", __func__, ret); + goto out; + } + } + } + + if (start_old_entry && free) + nova_free_old_entry(sb, sih, start_old_entry, + start_old_pgoff, num_free, false, + entry->epoch_id); + + nova_invalidate_write_entry(sb, start_old_entry, 1, 0); + +out: + NOVA_END_TIMING(assign_t, assign_time); + + return ret; +} + int nova_inplace_update_write_entry(struct super_block *sb, struct inode *inode, struct nova_file_write_entry *entry, struct nova_log_entry_info *entry_info) diff --git a/fs/nova/log.h b/fs/nova/log.h index 2548083..f5149f7 100644 --- a/fs/nova/log.h +++ b/fs/nova/log.h @@ -398,4 +398,9 @@ int nova_free_contiguous_log_blocks(struct super_block *sb, int nova_free_inode_log(struct super_block *sb, struct nova_inode *pi, struct nova_inode_info_header *sih); +void nova_print_nova_log(struct super_block *sb, + struct nova_inode_info_header *sih); +void nova_print_nova_log_pages(struct super_block *sb, + struct nova_inode_info_header *sih); + #endif diff --git a/fs/nova/nova.h b/fs/nova/nova.h index 6cf3c33..8f085cf 100644 --- a/fs/nova/nova.h +++ b/fs/nova/nova.h @@ -342,6 +342,70 @@ static inline int old_entry_freeable(struct super_block *sb, u64 epoch_id) #include "balloc.h" +static inline struct nova_file_write_entry * +nova_get_write_entry(struct super_block *sb, + struct nova_inode_info_header *sih, unsigned long blocknr) +{ + struct nova_file_write_entry *entry; + + entry = radix_tree_lookup(&sih->tree, blocknr); + + return entry; +} + + +/* + * Find data at a file offset (pgoff) in the data pointed to by a write log + * entry. + */ +static inline unsigned long get_nvmm(struct super_block *sb, + struct nova_inode_info_header *sih, + struct nova_file_write_entry *entry, unsigned long pgoff) +{ + /* entry is already verified before this call and resides in dram + * or we can do memcpy_mcsafe here but have to avoid double copy and + * verification of the entry. + */ + if (entry->pgoff > pgoff || (unsigned long) entry->pgoff + + (unsigned long) entry->num_pages <= pgoff) { + struct nova_sb_info *sbi = NOVA_SB(sb); + u64 curr; + + curr = nova_get_addr_off(sbi, entry); + nova_dbg("Entry ERROR: inode %lu, curr 0x%llx, pgoff %lu, entry pgoff %llu, num %u\n", + sih->ino, + curr, pgoff, entry->pgoff, entry->num_pages); + nova_print_nova_log_pages(sb, sih); + nova_print_nova_log(sb, sih); + NOVA_ASSERT(0); + } + + return (unsigned long) (entry->block >> PAGE_SHIFT) + pgoff + - entry->pgoff; +} + +static inline u64 nova_find_nvmm_block(struct super_block *sb, + struct nova_inode_info_header *sih, struct nova_file_write_entry *entry, + unsigned long blocknr) +{ + unsigned long nvmm; + struct nova_file_write_entry *entryc, entry_copy; + + if (!entry) { + entry = nova_get_write_entry(sb, sih, blocknr); + if (!entry) + return 0; + } + + entryc = &entry_copy; + if (memcpy_mcsafe(entryc, entry, + sizeof(struct nova_file_write_entry)) < 0) + return 0; + + nvmm = get_nvmm(sb, sih, entryc, blocknr); + return nvmm << PAGE_SHIFT; +} + static inline unsigned long nova_get_numblocks(unsigned short btype) { -- 2.7.4
next prev parent reply other threads:[~2018-03-10 18:14 UTC|newest] Thread overview: 236+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-03-10 18:17 [RFC v2 00/83] NOVA: a new file system for persistent memory Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 01/83] Introduction and documentation of NOVA filesystem Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-19 20:43 ` Randy Dunlap 2018-03-19 20:43 ` Randy Dunlap 2018-03-19 23:00 ` Andiry Xu 2018-03-19 23:00 ` Andiry Xu 2018-04-22 8:05 ` Pavel Machek 2018-03-10 18:17 ` [RFC v2 02/83] Add nova_def.h Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 03/83] Add super.h Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-15 4:54 ` Darrick J. Wong 2018-03-15 4:54 ` Darrick J. Wong 2018-03-15 6:11 ` Andiry Xu 2018-03-15 6:11 ` Andiry Xu 2018-03-15 9:05 ` Arnd Bergmann 2018-03-15 9:05 ` Arnd Bergmann 2018-03-15 17:51 ` Andiry Xu 2018-03-15 17:51 ` Andiry Xu 2018-03-15 20:04 ` Andreas Dilger 2018-03-15 20:38 ` Arnd Bergmann 2018-03-15 20:38 ` Arnd Bergmann 2018-03-16 2:59 ` Theodore Y. Ts'o 2018-03-16 2:59 ` Theodore Y. Ts'o 2018-03-16 6:17 ` Andiry Xu 2018-03-16 6:17 ` Andiry Xu 2018-03-16 6:30 ` Darrick J. Wong 2018-03-16 6:30 ` Darrick J. Wong 2018-03-16 9:19 ` Arnd Bergmann 2018-03-16 9:19 ` Arnd Bergmann 2018-03-10 18:17 ` [RFC v2 04/83] NOVA inode definition Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-15 5:06 ` Darrick J. Wong 2018-03-15 5:06 ` Darrick J. Wong 2018-03-15 6:16 ` Andiry Xu 2018-03-15 6:16 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 05/83] Add NOVA filesystem definitions and useful helper routines Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-11 12:00 ` Nikolay Borisov 2018-03-11 12:00 ` Nikolay Borisov 2018-03-11 19:22 ` Eric Biggers 2018-03-11 19:22 ` Eric Biggers 2018-03-11 21:45 ` Andiry Xu 2018-03-11 21:45 ` Andiry Xu 2018-03-19 19:39 ` Andiry Xu 2018-03-19 19:39 ` Andiry Xu 2018-03-19 20:30 ` Eric Biggers 2018-03-19 20:30 ` Eric Biggers 2018-03-19 21:59 ` Andiry Xu 2018-03-19 21:59 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 06/83] Add inode get/read methods Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-04-23 6:12 ` Darrick J. Wong 2018-04-23 6:12 ` Darrick J. Wong 2018-04-23 15:55 ` Andiry Xu 2018-04-23 15:55 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 07/83] Initialize inode_info and rebuild inode information in nova_iget() Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 08/83] NOVA superblock operations Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 09/83] Add Kconfig and Makefile Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-11 12:15 ` Nikolay Borisov 2018-03-11 12:15 ` Nikolay Borisov 2018-03-11 21:32 ` Andiry Xu 2018-03-11 21:32 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 10/83] Add superblock integrity check Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 11/83] Add timing and I/O statistics for performance analysis and profiling Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 12/83] Add timing for mount and init Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 13/83] Add remount_fs and show_options methods Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 14/83] Add range node kmem cache Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-11 11:55 ` Nikolay Borisov 2018-03-11 11:55 ` Nikolay Borisov 2018-03-11 21:31 ` Andiry Xu 2018-03-11 21:31 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 15/83] Add free list data structure Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 16/83] Initialize block map and free lists in nova_init() Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-11 12:12 ` Nikolay Borisov 2018-03-11 12:12 ` Nikolay Borisov 2018-03-11 21:30 ` Andiry Xu 2018-03-11 21:30 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 17/83] Add statfs support Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:17 ` [RFC v2 18/83] Add freelist statistics printing Andiry Xu 2018-03-10 18:17 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 19/83] Add pmem block free routines Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 20/83] Pmem block allocation routines Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 21/83] Add log structure Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 22/83] Inode log pages allocation and reclaimation Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 23/83] Save allocator to pmem in put_super Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 24/83] Initialize and allocate inode table Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 25/83] Support get normal inode address and inode table extentsion Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 26/83] Add inode_map to track inuse inodes Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 27/83] Save the inode inuse list to pmem upon umount Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 28/83] Add NOVA address space operations Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 29/83] Add write_inode and dirty_inode routines Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 30/83] New NOVA inode allocation Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 31/83] Add new vfs " Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 32/83] Add log entry definitions Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 33/83] Inode log and entry printing for debug purpose Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 34/83] Journal: NOVA light weight journal definitions Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 35/83] Journal: Lite journal helper routines Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 36/83] Journal: Lite journal recovery Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 37/83] Journal: Lite journal create and commit Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 38/83] Journal: NOVA lite journal initialization Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 39/83] Log operation: dentry append Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 40/83] Log operation: file write entry append Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 41/83] Log operation: setattr " Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 42/83] Log operation: link change append Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 43/83] Log operation: in-place update log entry Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 44/83] Log operation: invalidate log entries Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` Andiry Xu [this message] 2018-03-10 18:18 ` [RFC v2 45/83] Log operation: file inode log lookup and assign Andiry Xu 2018-03-10 18:18 ` [RFC v2 46/83] Dir: Add Directory radix tree insert/remove methods Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 47/83] Dir: Add initial dentries when initializing a directory inode log Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 48/83] Dir: Readdir operation Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 49/83] Dir: Append create/remove dentry Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 50/83] Inode: Add nova_evict_inode Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 51/83] Rebuild: directory inode Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 52/83] Rebuild: file inode Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 53/83] Namei: lookup Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 54/83] Namei: create and mknod Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 55/83] Namei: mkdir Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 56/83] Namei: link and unlink Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 57/83] Namei: rmdir Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 58/83] Namei: rename Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 59/83] Namei: setattr Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 60/83] Add special inode operations Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 61/83] Super: Add nova_export_ops Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 62/83] File: getattr and file inode operations Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 63/83] File operation: llseek Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 64/83] File operation: open, fsync, flush Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 65/83] File operation: read Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 66/83] Super: Add file write item cache Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 67/83] Dax: commit list of file write items to log Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 68/83] File operation: copy-on-write write Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 69/83] Super: Add module param inplace_data_updates Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 70/83] File operation: Inplace write Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 71/83] Symlink support Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 72/83] File operation: fallocate Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 73/83] Dax: Add iomap operations Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 74/83] File operation: Mmap Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 75/83] File operation: read/write iter Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 76/83] Ioctl support Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 77/83] GC: Fast garbage collection Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:18 ` [RFC v2 78/83] GC: Thorough " Andiry Xu 2018-03-10 18:18 ` Andiry Xu 2018-03-10 18:19 ` [RFC v2 79/83] Normal recovery Andiry Xu 2018-03-10 18:19 ` Andiry Xu 2018-03-10 18:19 ` [RFC v2 80/83] Failure recovery: bitmap operations Andiry Xu 2018-03-10 18:19 ` Andiry Xu 2018-03-10 18:19 ` [RFC v2 81/83] Failure recovery: Inode pages recovery routines Andiry Xu 2018-03-10 18:19 ` Andiry Xu 2018-03-10 18:19 ` [RFC v2 82/83] Failure recovery: Per-CPU recovery Andiry Xu 2018-03-10 18:19 ` Andiry Xu 2018-03-10 18:19 ` [RFC v2 83/83] Sysfs support Andiry Xu 2018-03-10 18:19 ` Andiry Xu 2018-03-15 0:33 ` Randy Dunlap 2018-03-15 0:33 ` Randy Dunlap 2018-03-15 6:07 ` Andiry Xu 2018-03-15 6:07 ` Andiry Xu 2018-03-22 15:00 ` David Sterba 2018-03-22 15:00 ` David Sterba 2018-03-23 0:31 ` Andiry Xu 2018-03-23 0:31 ` Andiry Xu 2018-03-11 2:14 ` [RFC v2 00/83] NOVA: a new file system for persistent memory Theodore Y. Ts'o 2018-03-11 2:14 ` Theodore Y. Ts'o 2018-03-11 4:58 ` Andiry Xu 2018-03-11 4:58 ` Andiry Xu
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