From: Christoph Hellwig <[EMAIL PROTECTED]>
Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]>
---
fs/nfsd/vfs.c | 43 ++++++++++++++++++++++++++-----------------
1 files changed, 26 insertions(+), 17 deletions(-)
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index a0c2b25..11ae949 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -294,7 +294,8 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp,
struct iattr *iap,
if (!iap->ia_valid)
goto out;
- /* NFSv2 does not differentiate between "set-[ac]time-to-now"
+ /*
+ * NFSv2 does not differentiate between "set-[ac]time-to-now"
* which only requires access, and "set-[ac]time-to-X" which
* requires ownership.
* So if it looks like it might be "set both to the same time which
@@ -307,25 +308,33 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp,
struct iattr *iap,
*/
#define BOTH_TIME_SET (ATTR_ATIME_SET | ATTR_MTIME_SET)
#define MAX_TOUCH_TIME_ERROR (30*60)
- if ((iap->ia_valid & BOTH_TIME_SET) == BOTH_TIME_SET
- && iap->ia_mtime.tv_sec == iap->ia_atime.tv_sec
- ) {
- /* Looks probable. Now just make sure time is in the right
ballpark.
- * Solaris, at least, doesn't seem to care what the time request is.
- * We require it be within 30 minutes of now.
- */
- time_t delta = iap->ia_atime.tv_sec - get_seconds();
- if (delta<0) delta = -delta;
- if (delta < MAX_TOUCH_TIME_ERROR &&
- inode_change_ok(inode, iap) != 0) {
- /* turn off ATTR_[AM]TIME_SET but leave ATTR_[AM]TIME
- * this will cause notify_change to set these times to "now"
+ if ((iap->ia_valid & BOTH_TIME_SET) == BOTH_TIME_SET &&
+ iap->ia_mtime.tv_sec == iap->ia_atime.tv_sec) {
+ /*
+ * Looks probable.
+ *
+ * Now just make sure time is in the right ballpark.
+ * Solaris, at least, doesn't seem to care what the time
+ * request is. We require it be within 30 minutes of now.
*/
- iap->ia_valid &= ~BOTH_TIME_SET;
- }
+ time_t delta = iap->ia_atime.tv_sec - get_seconds();
+ if (delta < 0)
+ delta = -delta;
+ if (delta < MAX_TOUCH_TIME_ERROR &&
+ inode_change_ok(inode, iap) != 0) {
+ /*
+ * Turn off ATTR_[AM]TIME_SET but leave ATTR_[AM]TIME.
+ * This will cause notify_change to set these times
+ * to "now"
+ */
+ iap->ia_valid &= ~BOTH_TIME_SET;
+ }
}
- /* The size case is special. It changes the file as well as the
attributes. */
+ /*
+ * The size case is special.
+ * It changes the file as well as the attributes.
+ */
if (iap->ia_valid & ATTR_SIZE) {
if (iap->ia_size < inode->i_size) {
err = nfsd_permission(rqstp, fhp->fh_export, dentry,
MAY_TRUNC|MAY_OWNER_OVERRIDE);
--
1.5.3.rc5.19.g0734d
-
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