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NFSv3: Clean up timespec encode

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Simplify the struct iattr timestamp encoding by skipping the step of
an intermediate struct timespec.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2019-10-04 17:00:02 -04:00
parent c9dbfd961b
commit 6430b323ae
2 changed files with 5 additions and 9 deletions
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12
fs/nfs/nfs3xdr.c
View File

@ -456,9 +456,9 @@ static void zero_nfs_fh3(struct nfs_fh *fh)
* uint32 nseconds;
* };
*/
static __be32 *xdr_encode_nfstime3(__be32 *p, const struct timespec *timep)
static __be32 *xdr_encode_nfstime3(__be32 *p, const struct timespec64 *timep)
{
*p++ = cpu_to_be32(timep->tv_sec);
*p++ = cpu_to_be32((u32)timep->tv_sec);
*p++ = cpu_to_be32(timep->tv_nsec);
return p;
}
@ -533,7 +533,6 @@ static __be32 *xdr_decode_nfstime3(__be32 *p, struct timespec64 *timep)
static void encode_sattr3(struct xdr_stream *xdr, const struct iattr *attr,
struct user_namespace *userns)
{
struct timespec ts;
u32 nbytes;
__be32 *p;
@ -583,10 +582,8 @@ static void encode_sattr3(struct xdr_stream *xdr, const struct iattr *attr,
*p++ = xdr_zero;
if (attr->ia_valid & ATTR_ATIME_SET) {
struct timespec ts;
*p++ = xdr_two;
ts = timespec64_to_timespec(attr->ia_atime);
p = xdr_encode_nfstime3(p, &ts);
p = xdr_encode_nfstime3(p, &attr->ia_atime);
} else if (attr->ia_valid & ATTR_ATIME) {
*p++ = xdr_one;
} else
@ -594,8 +591,7 @@ static void encode_sattr3(struct xdr_stream *xdr, const struct iattr *attr,
if (attr->ia_valid & ATTR_MTIME_SET) {
*p++ = xdr_two;
ts = timespec64_to_timespec(attr->ia_mtime);
xdr_encode_nfstime3(p, &ts);
xdr_encode_nfstime3(p, &attr->ia_mtime);
} else if (attr->ia_valid & ATTR_MTIME) {
*p = xdr_one;
} else

2
include/linux/nfs_xdr.h
View File

@ -869,7 +869,7 @@ struct nfs3_sattrargs {
struct nfs_fh * fh;
struct iattr * sattr;
unsigned int guard;
struct timespec guardtime;
struct timespec64 guardtime;
};
struct nfs3_diropargs {