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| author | Tony Lindgren <tony@atomide.com> | 2011-01-11 01:23:41 +0300 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2011-01-11 01:23:41 +0300 |
| commit | 274353674dd0337bdeeaee08a9f2047777b07ab0 (patch) | |
| tree | b788d77dd7c0e8f27bbcc89fc742c212c28872c0 /fs/generic_acl.c | |
| parent | 1740d483ba4d79f9fa6984dccd7152b6b208f1bf (diff) | |
| parent | d7cd5c73cec2dfa9f259a2adcf802c9f8fcc125f (diff) | |
| download | linux-274353674dd0337bdeeaee08a9f2047777b07ab0.tar.xz | |
Merge branch 'ehci-omap-clock' into omap-fixes
Diffstat (limited to 'fs/generic_acl.c')
| -rw-r--r-- | fs/generic_acl.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/fs/generic_acl.c b/fs/generic_acl.c index 6bc9e3a5a693..06c48a891832 100644 --- a/fs/generic_acl.c +++ b/fs/generic_acl.c @@ -190,14 +190,20 @@ generic_acl_chmod(struct inode *inode) } int -generic_check_acl(struct inode *inode, int mask) +generic_check_acl(struct inode *inode, int mask, unsigned int flags) { - struct posix_acl *acl = get_cached_acl(inode, ACL_TYPE_ACCESS); - - if (acl) { - int error = posix_acl_permission(inode, acl, mask); - posix_acl_release(acl); - return error; + if (flags & IPERM_FLAG_RCU) { + if (!negative_cached_acl(inode, ACL_TYPE_ACCESS)) + return -ECHILD; + } else { + struct posix_acl *acl; + + acl = get_cached_acl(inode, ACL_TYPE_ACCESS); + if (acl) { + int error = posix_acl_permission(inode, acl, mask); + posix_acl_release(acl); + return error; + } } return -EAGAIN; } |