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authorTrond Myklebust <Trond.Myklebust@netapp.com>2009-03-11 03:33:18 +0300
committerTrond Myklebust <Trond.Myklebust@netapp.com>2009-03-11 03:33:18 +0300
commitae46141ff08f1965b17c531b571953c39ce8b9e2 (patch)
tree12e9b19461fb00c7ba21d93272ddd470ca0e82b0 /include/linux/nfsacl.h
parentef95d31e6de6be9602ce950b85fb7ab8af46ae42 (diff)
downloadlinux-ae46141ff08f1965b17c531b571953c39ce8b9e2.tar.xz
NFSv3: Fix posix ACL code
Fix a memory leak due to allocation in the XDR layer. In cases where the RPC call needs to be retransmitted, we end up allocating new pages without clearing the old ones. Fix this by moving the allocation into nfs3_proc_setacls(). Also fix an issue discovered by Kevin Rudd, whereby the amount of memory reserved for the acls in the xdr_buf->head was miscalculated, and causing corruption. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include/linux/nfsacl.h')
-rw-r--r--include/linux/nfsacl.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/nfsacl.h b/include/linux/nfsacl.h
index 54487a99beb8..43011b69297c 100644
--- a/include/linux/nfsacl.h
+++ b/include/linux/nfsacl.h
@@ -37,6 +37,9 @@
#define NFSACL_MAXPAGES ((2*(8+12*NFS_ACL_MAX_ENTRIES) + PAGE_SIZE-1) \
>> PAGE_SHIFT)
+#define NFS_ACL_MAX_ENTRIES_INLINE (5)
+#define NFS_ACL_INLINE_BUFSIZE ((2*(2+3*NFS_ACL_MAX_ENTRIES_INLINE)) << 2)
+
static inline unsigned int
nfsacl_size(struct posix_acl *acl_access, struct posix_acl *acl_default)
{