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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2018-02-06 15:37:21 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-02-06 18:32:43 -0800 |
| commit | 53f63345d893df36b58e81ddb3d11dcd2e9cc966 (patch) | |
| tree | 03fd6bd523d04f7710d8b49a470a21a0528a69a3 /fs | |
| parent | 163cf548db888710695d5dbe907cda4262d45b52 (diff) | |
| download | linux-53f63345d893df36b58e81ddb3d11dcd2e9cc966.tar.gz | |
fs/proc/internal.h: fix up comment
Document what ->pde_unload_lock actually does. Link: http://lkml.kernel.org/r/20180103185120.GB31849@avx2 Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/proc/internal.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/proc/internal.h b/fs/proc/internal.h index a290a1e921a5..5ba317874f0d 100644 --- a/fs/proc/internal.h +++ b/fs/proc/internal.h @@ -38,7 +38,8 @@ struct proc_dir_entry { atomic_t in_use; atomic_t count; /* use count */ struct list_head pde_openers; /* who did ->open, but not ->release */ - spinlock_t pde_unload_lock; /* proc_fops checks and pde_users bumps */ + /* protects ->pde_openers and all struct pde_opener instances */ + spinlock_t pde_unload_lock; struct completion *pde_unload_completion; const struct inode_operations *proc_iops; const struct file_operations *proc_fops; |