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OpenCloudOS-Kernel
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nfsd: hook nfsd_commit up to the nfsd_file cache 

Use cached filps if possible instead of opening a new one every time.

Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Jeff Layton 2019-08-18 14:18:51 -04:00 committed by J. Bruce Fields
parent 48cd7b5125
commit 5920afa3c8
1 changed files with 7 additions and 7 deletions
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10
fs/nfsd/vfs.c
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@ -1133,7 +1133,7 @@ __be32
nfsd_commit(struct svc_rqst *rqstp, struct svc_fh *fhp,
loff_t offset, unsigned long count)
{
struct file *file;
struct nfsd_file *nf;
loff_t end = LLONG_MAX;
__be32 err = nfserr_inval;
@ -1145,12 +1145,12 @@ nfsd_commit(struct svc_rqst *rqstp, struct svc_fh *fhp,
goto out;
}
err = nfsd_open(rqstp, fhp, S_IFREG,
NFSD_MAY_WRITE|NFSD_MAY_NOT_BREAK_LEASE, &file);
err = nfsd_file_acquire(rqstp, fhp,
NFSD_MAY_WRITE|NFSD_MAY_NOT_BREAK_LEASE, &nf);
if (err)
goto out;
if (EX_ISSYNC(fhp->fh_export)) {
int err2 = vfs_fsync_range(file, offset, end, 0);
int err2 = vfs_fsync_range(nf->nf_file, offset, end, 0);
if (err2 != -EINVAL)
err = nfserrno(err2);
@ -1158,7 +1158,7 @@ nfsd_commit(struct svc_rqst *rqstp, struct svc_fh *fhp,
err = nfserr_notsupp;
}
fput(file);
nfsd_file_put(nf);
out:
return err;
}