diff options
| author | Christoph Hellwig <[email protected]> | 2021-11-05 13:36:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2021-11-06 13:30:34 -0700 |
| commit | 0b3ea0926afb8dde70cfab00316ae0a70b93a7cc (patch) | |
| tree | 3c9607304496a064a4d30e91291241cd4caa7e9d /include/linux | |
| parent | 9718c59c0a1604350c06ffd87d598f03dcf5e9ca (diff) | |
fs: explicitly unregister per-superblock BDIs
Add a new SB_I_ flag to mark superblocks that have an ephemeral bdi
associated with them, and unregister it when the superblock is shut
down.
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: Jan Kara <[email protected]>
Cc: Miquel Raynal <[email protected]>
Cc: Richard Weinberger <[email protected]>
Cc: Vignesh Raghavendra <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/fs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index e7a633353fd2..226de651f52e 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1443,6 +1443,7 @@ extern int send_sigurg(struct fown_struct *fown); #define SB_I_UNTRUSTED_MOUNTER 0x00000040 #define SB_I_SKIP_SYNC 0x00000100 /* Skip superblock at global sync */ +#define SB_I_PERSB_BDI 0x00000200 /* has a per-sb bdi */ /* Possible states of 'frozen' field */ enum { |