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From: Jeff Layton <jlayton-vpEMnDpepFuMZCB2o+C8xQ@public.gmane.org>
To: bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org
Cc: linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH v4 10/16] nfsd: hook up nfsd_read to the nfsd_file cache
Date: Fri, 11 Sep 2015 06:54:36 -0400	[thread overview]
Message-ID: <1441968882-7851-11-git-send-email-jeff.layton@primarydata.com> (raw)
In-Reply-To: <1441968882-7851-1-git-send-email-jeff.layton-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>

Signed-off-by: Jeff Layton <jeff.layton-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>
---
 fs/nfsd/vfs.c | 21 ++++++++-------------
 1 file changed, 8 insertions(+), 13 deletions(-)

diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 0a9bffe5ba97..af942ff4546f 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -987,20 +987,15 @@ out_nfserr:
 __be32 nfsd_read(struct svc_rqst *rqstp, struct svc_fh *fhp,
 	loff_t offset, struct kvec *vec, int vlen, unsigned long *count)
 {
-	struct file *file;
-	struct raparms	*ra;
-	__be32 err;
-
-	err = nfsd_open(rqstp, fhp, S_IFREG, NFSD_MAY_READ, &file);
-	if (err)
-		return err;
-
-	ra = nfsd_init_raparms(file);
-	err = nfsd_vfs_read(rqstp, file, offset, vec, vlen, count);
-	if (ra)
-		nfsd_put_raparams(file, ra);
-	fput(file);
+	__be32			err;
+	struct nfsd_file	*nf;
 
+	err = nfsd_file_acquire(rqstp, fhp, NFSD_MAY_READ, &nf);
+	if (err == nfs_ok) {
+		err = nfsd_vfs_read(rqstp, nf->nf_file, offset, vec, vlen,
+					count);
+		nfsd_file_put(nf);
+	}
 	return err;
 }
 
-- 
2.4.3

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  parent reply	other threads:[~2015-09-11 10:54 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-11 10:54 [PATCH v4 00/16] nfsd: open file caching Jeff Layton
2015-09-11 10:54 ` [PATCH v4 01/16] locks: change tracepoint for generic_add_lease Jeff Layton
2015-09-11 10:54 ` [PATCH v4 02/16] list_lru: add list_lru_rotate Jeff Layton
2015-09-11 10:54 ` [PATCH v4 03/16] fs: allow __fput_sync to be used by non-kthreads and in modules Jeff Layton
     [not found]   ` <1441968882-7851-4-git-send-email-jeff.layton-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>
2015-09-11 14:00     ` Al Viro
     [not found]       ` <20150911140049.GN22011-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
2015-09-11 14:38         ` Jeff Layton
2015-09-11 10:54 ` [PATCH v4 04/16] fsnotify: export several symbols Jeff Layton
     [not found] ` <1441968882-7851-1-git-send-email-jeff.layton-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>
2015-09-11 10:54   ` [PATCH v4 05/16] locks: create a new notifier chain for lease attempts Jeff Layton
2015-09-11 10:54   ` [PATCH v4 08/16] nfsd: add a new struct file caching facility to nfsd Jeff Layton
2015-09-11 10:54   ` [PATCH v4 09/16] nfsd: hook up nfsd_write to the new nfsd_file cache Jeff Layton
2015-09-11 10:54   ` Jeff Layton [this message]
2015-09-11 10:54   ` [PATCH v4 11/16] nfsd: hook nfsd_commit up to the " Jeff Layton
2015-09-11 10:54   ` [PATCH v4 13/16] nfsd: have nfsd_test_lock use " Jeff Layton
2015-09-11 10:54   ` [PATCH v4 15/16] nfsd: hook up nfs4_preprocess_stateid_op to " Jeff Layton
2015-09-11 10:54 ` [PATCH v4 06/16] nfsd: move include of state.h from trace.c to trace.h Jeff Layton
2015-09-11 10:54 ` [PATCH v4 07/16] sunrpc: add a new cache_detail operation for when a cache is flushed Jeff Layton
2015-09-11 10:54 ` [PATCH v4 12/16] nfsd: convert nfs4_file->fi_fds array to use nfsd_files Jeff Layton
2015-09-11 10:54 ` [PATCH v4 14/16] nfsd: convert fi_deleg_file and ls_file fields to nfsd_file Jeff Layton
2015-09-11 10:54 ` [PATCH v4 16/16] nfsd: rip out the raparms cache Jeff Layton

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