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| author | Ian Kent <raven@themaw.net> | 2009-12-15 16:45:44 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-16 07:19:57 -0800 |
| commit | 36b6413ef301d30f60037e497ecb902897895473 (patch) | |
| tree | 6f1e4ce514d691b02d2506fed5780e5b4dc0f6b1 /fs/autofs4 | |
| parent | c4cd70b3e3e95cc2201a00edf6deb52327d73c6b (diff) | |
| download | kernel-common-36b6413ef301d30f60037e497ecb902897895473.tar.gz kernel-common-36b6413ef301d30f60037e497ecb902897895473.tar.bz2 kernel-common-36b6413ef301d30f60037e497ecb902897895473.zip | |
autofs4: use helper function for need mount check
Define simple helper function for checking if we need to trigger a mount.
Signed-off-by: Ian Kent <raven@themaw.net>
Cc: Sage Weil <sage@newdream.net>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Andreas Dilger <adilger@sun.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Yehuda Saheh <yehuda@newdream.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/autofs4')
| -rw-r--r-- | fs/autofs4/root.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c index 2954ac5fec75..f6e8ca9ea56a 100644 --- a/fs/autofs4/root.c +++ b/fs/autofs4/root.c @@ -104,6 +104,14 @@ static void autofs4_del_active(struct dentry *dentry) return; } +static unsigned int autofs4_need_mount(unsigned int flags) +{ + unsigned int res = 0; + if (flags & (TRIGGER_FLAGS | TRIGGER_INTENTS)) + res = 1; + return res; +} + static int autofs4_dir_open(struct inode *inode, struct file *file) { struct dentry *dentry = file->f_path.dentry; @@ -168,7 +176,7 @@ static int try_to_fill_dentry(struct dentry *dentry, int flags) } /* Trigger mount for path component or follow link */ } else if (dentry->d_flags & DCACHE_AUTOFS_PENDING || - flags & (TRIGGER_FLAGS | TRIGGER_INTENTS) || + autofs4_need_mount(flags) || current->link_count) { DPRINTK("waiting for mount name=%.*s", dentry->d_name.len, dentry->d_name.name); @@ -234,7 +242,7 @@ static void *autofs4_follow_link(struct dentry *dentry, struct nameidata *nd) autofs4_expire_wait(dentry); /* We trigger a mount for almost all flags */ - lookup_type = nd->flags & (TRIGGER_FLAGS | TRIGGER_INTENTS); + lookup_type = autofs4_need_mount(nd->flags); if (!(lookup_type || dentry->d_flags & DCACHE_AUTOFS_PENDING)) goto follow; |