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| author | Ira Weiny <ira.weiny@intel.com> | 2020-04-30 17:41:37 +0300 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2020-05-13 18:44:35 +0300 |
| commit | 2c567af418e3f9380c2051aada58b4e5a4b5c2ad (patch) | |
| tree | 8b5c7c07983cd102b7ce5e41858fb6f90e284258 /fs/overlayfs/inode.c | |
| parent | dae2f8ed7992e88c8d62c54e8295ffc8475b4a80 (diff) | |
| download | linux-2c567af418e3f9380c2051aada58b4e5a4b5c2ad.tar.xz | |
fs: Introduce DCACHE_DONTCACHE
DCACHE_DONTCACHE indicates a dentry should not be cached on final
dput().
Also add a helper function to mark DCACHE_DONTCACHE on all dentries
pointing to a specific inode when that inode is being set I_DONTCACHE.
This facilitates dropping dentry references to inodes sooner which
require eviction to swap S_DAX mode.
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/overlayfs/inode.c')
0 files changed, 0 insertions, 0 deletions