From: trondmy@kernel.org
To: linux-nfs@vger.kernel.org
Subject: [PATCH v4 13/21] NFS: nfs_do_filldir() does not return a value
Date: Sat, 7 Nov 2020 09:03:17 -0500
Message-ID: <20201107140325.281678-14-trondmy@kernel.org> (raw)
In-Reply-To: <20201107140325.281678-13-trondmy@kernel.org>
From: Trond Myklebust <trond.myklebust@hammerspace.com>
Clean up nfs_do_filldir().
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
---
fs/nfs/dir.c | 21 +++++++--------------
1 file changed, 7 insertions(+), 14 deletions(-)
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index bc366bd8e8f3..48856cee10de 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -881,13 +881,11 @@ int readdir_search_pagecache(nfs_readdir_descriptor_t *desc)
/*
* Once we've found the start of the dirent within a page: fill 'er up...
*/
-static
-int nfs_do_filldir(nfs_readdir_descriptor_t *desc)
+static void nfs_do_filldir(struct nfs_readdir_descriptor *desc)
{
struct file *file = desc->file;
- int i = 0;
- int res = 0;
- struct nfs_cache_array *array = NULL;
+ struct nfs_cache_array *array;
+ unsigned int i = 0;
array = kmap(desc->page);
for (i = desc->cache_entry_index; i < array->size; i++) {
@@ -914,9 +912,8 @@ int nfs_do_filldir(nfs_readdir_descriptor_t *desc)
desc->eof = true;
kunmap(desc->page);
- dfprintk(DIRCACHE, "NFS: nfs_do_filldir() filling ended @ cookie %Lu; returning = %d\n",
- (unsigned long long)desc->dir_cookie, res);
- return res;
+ dfprintk(DIRCACHE, "NFS: nfs_do_filldir() filling ended @ cookie %llu\n",
+ (unsigned long long)desc->dir_cookie);
}
/*
@@ -957,7 +954,7 @@ int uncached_readdir(nfs_readdir_descriptor_t *desc)
if (status < 0)
goto out_release;
- status = nfs_do_filldir(desc);
+ nfs_do_filldir(desc);
out_release:
nfs_readdir_clear_array(desc->page);
@@ -1032,10 +1029,8 @@ static int nfs_readdir(struct file *file, struct dir_context *ctx)
if (res < 0)
break;
- res = nfs_do_filldir(desc);
+ nfs_do_filldir(desc);
nfs_readdir_page_unlock_and_put_cached(desc);
- if (res < 0)
- break;
} while (!desc->eof);
spin_lock(&file->f_lock);
@@ -1046,8 +1041,6 @@ static int nfs_readdir(struct file *file, struct dir_context *ctx)
spin_unlock(&file->f_lock);
out:
- if (res > 0)
- res = 0;
dfprintk(FILE, "NFS: readdir(%pD2) returns %d\n", file, res);
return res;
}
--
2.28.0
next prev parent reply index
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-07 14:03 [PATCH v4 00/21] Readdir enhancements trondmy
2020-11-07 14:03 ` [PATCH v4 01/21] NFS: Remove unnecessary inode locking in nfs_llseek_dir() trondmy
2020-11-07 14:03 ` [PATCH v4 02/21] NFS: Remove unnecessary inode lock in nfs_fsync_dir() trondmy
2020-11-07 14:03 ` [PATCH v4 03/21] NFS: Ensure contents of struct nfs_open_dir_context are consistent trondmy
2020-11-07 14:03 ` [PATCH v4 04/21] NFS: Clean up readdir struct nfs_cache_array trondmy
2020-11-07 14:03 ` [PATCH v4 05/21] NFS: Clean up nfs_readdir_page_filler() trondmy
2020-11-07 14:03 ` [PATCH v4 06/21] NFS: Clean up directory array handling trondmy
2020-11-07 14:03 ` [PATCH v4 07/21] NFS: Don't discard readdir results trondmy
2020-11-07 14:03 ` [PATCH v4 08/21] NFS: Remove unnecessary kmap in nfs_readdir_xdr_to_array() trondmy
2020-11-07 14:03 ` [PATCH v4 09/21] NFS: Replace kmap() with kmap_atomic() in nfs_readdir_search_array() trondmy
2020-11-07 14:03 ` [PATCH v4 10/21] NFS: Simplify struct nfs_cache_array_entry trondmy
2020-11-07 14:03 ` [PATCH v4 11/21] NFS: Support larger readdir buffers trondmy
2020-11-07 14:03 ` [PATCH v4 12/21] NFS: More readdir cleanups trondmy
2020-11-07 14:03 ` trondmy [this message]
2020-11-07 14:03 ` [PATCH v4 14/21] NFS: Reduce readdir stack usage trondmy
2020-11-07 14:03 ` [PATCH v4 15/21] NFS: Cleanup to remove nfs_readdir_descriptor_t typedef trondmy
2020-11-07 14:03 ` [PATCH v4 16/21] NFS: Allow the NFS generic code to pass in a verifier to readdir trondmy
2020-11-07 14:03 ` [PATCH v4 17/21] NFS: Handle NFS4ERR_NOT_SAME and NFSERR_BADCOOKIE from readdir calls trondmy
2020-11-07 14:03 ` [PATCH v4 18/21] NFS: Improve handling of directory verifiers trondmy
2020-11-07 14:03 ` [PATCH v4 19/21] NFS: Optimisations for monotonically increasing readdir cookies trondmy
2020-11-07 14:03 ` [PATCH v4 20/21] NFS: Reduce number of RPC calls when doing uncached readdir trondmy
2020-11-07 14:03 ` [PATCH v4 21/21] NFS: Do uncached readdir when we're seeking a cookie in an empty page cache trondmy
2020-11-09 21:41 ` Benjamin Coddington
2020-11-09 21:46 ` Trond Myklebust
2020-11-11 16:43 ` Benjamin Coddington
2020-11-11 17:34 ` Trond Myklebust
2020-11-11 19:53 ` Benjamin Coddington
2020-11-11 20:11 ` Trond Myklebust
2020-11-10 14:48 ` David Wysochanski
2020-11-10 20:55 ` Trond Myklebust
2020-11-09 20:59 ` [PATCH v4 20/21] NFS: Reduce number of RPC calls when doing uncached readdir Benjamin Coddington
2020-11-09 13:15 ` [PATCH v4 00/21] Readdir enhancements David Wysochanski
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