diff options
author | Dave Airlie <airlied@redhat.com> | 2014-08-05 09:04:59 +1000 |
---|---|---|
committer | Dave Airlie <airlied@redhat.com> | 2014-08-05 09:04:59 +1000 |
commit | 5d42f82a9b8c5168d75cf59307cd271feca94464 (patch) | |
tree | a7049189a2c814589b3ad7e6e776fb736f980967 /fs/nfs/nfs3acl.c | |
parent | c759606c96dc052373d4c36ea383595da46b04e9 (diff) | |
parent | 19583ca584d6f574384e17fe7613dfaeadcdc4a6 (diff) |
Merge tag 'v3.16' into drm-next
Linux 3.16
backmerge requested by i915, nouveau and radeon authors
Conflicts:
drivers/gpu/drm/i915/i915_gem_render_state.c
drivers/gpu/drm/i915/intel_drv.h
Diffstat (limited to 'fs/nfs/nfs3acl.c')
-rw-r--r-- | fs/nfs/nfs3acl.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/fs/nfs/nfs3acl.c b/fs/nfs/nfs3acl.c index 871d6eda8dba..8f854dde4150 100644 --- a/fs/nfs/nfs3acl.c +++ b/fs/nfs/nfs3acl.c @@ -247,3 +247,46 @@ const struct xattr_handler *nfs3_xattr_handlers[] = { &posix_acl_default_xattr_handler, NULL, }; + +static int +nfs3_list_one_acl(struct inode *inode, int type, const char *name, void *data, + size_t size, ssize_t *result) +{ + struct posix_acl *acl; + char *p = data + *result; + + acl = get_acl(inode, type); + if (!acl) + return 0; + + posix_acl_release(acl); + + *result += strlen(name); + *result += 1; + if (!size) + return 0; + if (*result > size) + return -ERANGE; + + strcpy(p, name); + return 0; +} + +ssize_t +nfs3_listxattr(struct dentry *dentry, char *data, size_t size) +{ + struct inode *inode = dentry->d_inode; + ssize_t result = 0; + int error; + + error = nfs3_list_one_acl(inode, ACL_TYPE_ACCESS, + POSIX_ACL_XATTR_ACCESS, data, size, &result); + if (error) + return error; + + error = nfs3_list_one_acl(inode, ACL_TYPE_DEFAULT, + POSIX_ACL_XATTR_DEFAULT, data, size, &result); + if (error) + return error; + return result; +} |