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authorTrond Myklebust <trond.myklebust@hammerspace.com>2019-10-04 16:57:45 -0400
committerTrond Myklebust <trond.myklebust@hammerspace.com>2019-11-03 21:28:44 -0500
commitc9dbfd961b875fb94de0298c39a9ba8d3843fcd7 (patch)
tree5aff79a2b7faac015255fb878ecba36ccf8e283e /fs/nfs
parentad97a995d8edff820d4238bd0dfc69f440031ae6 (diff)
NFSv2: Clean up timespec encode
Simplify the struct iattr timestamp encoding by skipping the step of an intermediate struct timespec. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/nfs2xdr.c19
1 files changed, 7 insertions, 12 deletions
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c
index 3bb386989c7d..d94c7abdf25a 100644
--- a/fs/nfs/nfs2xdr.c
+++ b/fs/nfs/nfs2xdr.c
@@ -209,9 +209,9 @@ static int decode_fhandle(struct xdr_stream *xdr, struct nfs_fh *fh)
* unsigned int useconds;
* };
*/
-static __be32 *xdr_encode_time(__be32 *p, const struct timespec *timep)
+static __be32 *xdr_encode_time(__be32 *p, const struct timespec64 *timep)
{
- *p++ = cpu_to_be32(timep->tv_sec);
+ *p++ = cpu_to_be32((u32)timep->tv_sec);
if (timep->tv_nsec != 0)
*p++ = cpu_to_be32(timep->tv_nsec / NSEC_PER_USEC);
else
@@ -227,7 +227,7 @@ static __be32 *xdr_encode_time(__be32 *p, const struct timespec *timep)
* Illustrated" by Brent Callaghan, Addison-Wesley, ISBN 0-201-32750-5.
*/
static __be32 *xdr_encode_current_server_time(__be32 *p,
- const struct timespec *timep)
+ const struct timespec64 *timep)
{
*p++ = cpu_to_be32(timep->tv_sec);
*p++ = cpu_to_be32(1000000);
@@ -339,7 +339,6 @@ static __be32 *xdr_time_not_set(__be32 *p)
static void encode_sattr(struct xdr_stream *xdr, const struct iattr *attr,
struct user_namespace *userns)
{
- struct timespec ts;
__be32 *p;
p = xdr_reserve_space(xdr, NFS_sattr_sz << 2);
@@ -362,19 +361,15 @@ static void encode_sattr(struct xdr_stream *xdr, const struct iattr *attr,
*p++ = cpu_to_be32(NFS2_SATTR_NOT_SET);
if (attr->ia_valid & ATTR_ATIME_SET) {
- ts = timespec64_to_timespec(attr->ia_atime);
- p = xdr_encode_time(p, &ts);
+ p = xdr_encode_time(p, &attr->ia_atime);
} else if (attr->ia_valid & ATTR_ATIME) {
- ts = timespec64_to_timespec(attr->ia_atime);
- p = xdr_encode_current_server_time(p, &ts);
+ p = xdr_encode_current_server_time(p, &attr->ia_atime);
} else
p = xdr_time_not_set(p);
if (attr->ia_valid & ATTR_MTIME_SET) {
- ts = timespec64_to_timespec(attr->ia_mtime);
- xdr_encode_time(p, &ts);
+ xdr_encode_time(p, &attr->ia_mtime);
} else if (attr->ia_valid & ATTR_MTIME) {
- ts = timespec64_to_timespec(attr->ia_mtime);
- xdr_encode_current_server_time(p, &ts);
+ xdr_encode_current_server_time(p, &attr->ia_mtime);
} else
xdr_time_not_set(p);
}