coda: correctly invalidate cached access rights

56ee3547 · Jan Harkes <[email protected]> · 2007-07-19 01:48:42 -07:00

Change the epoch value to forces a refresh instead of clearing the cached
rights mask and block all further accesses to the object.

Signed-off-by: Jan Harkes <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Commit: 56ee3547940f895a2cf20f2ac462fbeaee55fa2a
Parents: 38c2e437

Changes

1 files changed · +1 −1

File	Status	Add	Del	Content
fs/coda/cache.c	modified	+1	−1	View file

fs/coda/cache.c

View file

diff --git a/fs/coda/cache.c b/fs/coda/cache.c
index fcb88fa..11538a2 100644
--- a/fs/coda/cache.c
+++ b/fs/coda/cache.c
@@ -43,7 +43,7 @@ void coda_cache_enter(struct inode *inode, int mask)
 void coda_cache_clear_inode(struct inode *inode)
 {
 	struct coda_inode_info *cii = ITOC(inode);
-        cii->c_cached_perm = 0;
+	cii->c_cached_epoch = atomic_read(&permission_epoch) - 1;
 }
 
 /* remove all acl caches */