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authorMiklos Szeredi <mszeredi@redhat.com>2019-10-21 15:57:07 +0200
committerMiklos Szeredi <mszeredi@redhat.com>2019-10-21 15:57:07 +0200
commit6c26f71759a6efc04b888dd2c1cc4f1cac38cdf0 (patch)
tree33b74a968abe41628e510709d986fcb6f544681e /fs
parent2b319d1f6f92a4ced9897678113d176ee16ae85d (diff)
downloadlinux-6c26f71759a6efc04b888dd2c1cc4f1cac38cdf0.tar.bz2
fuse: don't advise readdirplus for negative lookup
If the FUSE_READDIRPLUS_AUTO feature is enabled, then lookups on a directory before/during readdir are used as an indication that READDIRPLUS should be used instead of READDIR. However if the lookup turns out to be negative, then selecting READDIRPLUS makes no sense. Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/fuse/dir.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index d572c900bb0f..b77954a27538 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -405,7 +405,8 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry,
else
fuse_invalidate_entry_cache(entry);
- fuse_advise_use_readdirplus(dir);
+ if (inode)
+ fuse_advise_use_readdirplus(dir);
return newent;
out_iput: