diff options
Diffstat (limited to 'Documentation/filesystems')
| -rw-r--r-- | Documentation/filesystems/locking.rst | 4 | ||||
| -rw-r--r-- | Documentation/filesystems/proc.rst | 6 | ||||
| -rw-r--r-- | Documentation/filesystems/vfs.rst | 6 |
3 files changed, 8 insertions, 8 deletions
diff --git a/Documentation/filesystems/locking.rst b/Documentation/filesystems/locking.rst index 7be2900806c8..421daf837940 100644 --- a/Documentation/filesystems/locking.rst +++ b/Documentation/filesystems/locking.rst @@ -261,7 +261,7 @@ prototypes:: struct folio *src, enum migrate_mode); int (*launder_folio)(struct folio *); bool (*is_partially_uptodate)(struct folio *, size_t from, size_t count); - int (*error_remove_page)(struct address_space *, struct page *); + int (*error_remove_folio)(struct address_space *, struct folio *); int (*swap_activate)(struct swap_info_struct *sis, struct file *f, sector_t *span) int (*swap_deactivate)(struct file *); int (*swap_rw)(struct kiocb *iocb, struct iov_iter *iter); @@ -287,7 +287,7 @@ direct_IO: migrate_folio: yes (both) launder_folio: yes is_partially_uptodate: yes -error_remove_page: yes +error_remove_folio: yes swap_activate: no swap_deactivate: no swap_rw: yes, unlocks diff --git a/Documentation/filesystems/proc.rst b/Documentation/filesystems/proc.rst index 49ef12df631b..104c6d047d9b 100644 --- a/Documentation/filesystems/proc.rst +++ b/Documentation/filesystems/proc.rst @@ -528,9 +528,9 @@ replaced by copy-on-write) part of the underlying shmem object out on swap. does not take into account swapped out page of underlying shmem objects. "Locked" indicates whether the mapping is locked in memory or not. -"THPeligible" indicates whether the mapping is eligible for allocating THP -pages as well as the THP is PMD mappable or not - 1 if true, 0 otherwise. -It just shows the current status. +"THPeligible" indicates whether the mapping is eligible for allocating +naturally aligned THP pages of any currently enabled size. 1 if true, 0 +otherwise. "VmFlags" field deserves a separate description. This member represents the kernel flags associated with the particular virtual memory area in two letter diff --git a/Documentation/filesystems/vfs.rst b/Documentation/filesystems/vfs.rst index 99acc2e98673..dd99ce5912d8 100644 --- a/Documentation/filesystems/vfs.rst +++ b/Documentation/filesystems/vfs.rst @@ -823,7 +823,7 @@ cache in your filesystem. The following members are defined: bool (*is_partially_uptodate) (struct folio *, size_t from, size_t count); void (*is_dirty_writeback)(struct folio *, bool *, bool *); - int (*error_remove_page) (struct mapping *mapping, struct page *page); + int (*error_remove_folio)(struct mapping *mapping, struct folio *); int (*swap_activate)(struct swap_info_struct *sis, struct file *f, sector_t *span) int (*swap_deactivate)(struct file *); int (*swap_rw)(struct kiocb *iocb, struct iov_iter *iter); @@ -1034,8 +1034,8 @@ cache in your filesystem. The following members are defined: VM if a folio should be treated as dirty or writeback for the purposes of stalling. -``error_remove_page`` - normally set to generic_error_remove_page if truncation is ok +``error_remove_folio`` + normally set to generic_error_remove_folio if truncation is ok for this address space. Used for memory failure handling. Setting this implies you deal with pages going away under you, unless you have them locked or reference counts increased. |