From: trondmy@kernel.org
To: linux-nfs@vger.kernel.org
Subject: [PATCH v7 03/21] NFS: Use kzalloc() to avoid initialising the nfs_open_dir_context
Date: Wed, 23 Feb 2022 16:12:47 -0500 [thread overview]
Message-ID: <20220223211305.296816-4-trondmy@kernel.org> (raw)
In-Reply-To: <20220223211305.296816-3-trondmy@kernel.org>
From: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
---
fs/nfs/dir.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 1aa55cac9d9a..8f17aaebcd77 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -69,18 +69,15 @@ const struct address_space_operations nfs_dir_aops = {
.freepage = nfs_readdir_clear_array,
};
-static struct nfs_open_dir_context *alloc_nfs_open_dir_context(struct inode *dir)
+static struct nfs_open_dir_context *
+alloc_nfs_open_dir_context(struct inode *dir)
{
struct nfs_inode *nfsi = NFS_I(dir);
struct nfs_open_dir_context *ctx;
- ctx = kmalloc(sizeof(*ctx), GFP_KERNEL_ACCOUNT);
+
+ ctx = kzalloc(sizeof(*ctx), GFP_KERNEL_ACCOUNT);
if (ctx != NULL) {
- ctx->duped = 0;
ctx->attr_gencount = nfsi->attr_gencount;
- ctx->dir_cookie = 0;
- ctx->dup_cookie = 0;
- ctx->page_index = 0;
- ctx->eof = false;
spin_lock(&dir->i_lock);
if (list_empty(&nfsi->open_files) &&
(nfsi->cache_validity & NFS_INO_DATA_INVAL_DEFER))
--
2.35.1
next prev parent reply other threads:[~2022-02-23 21:20 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-23 21:12 [PATCH v7 00/21] Readdir improvements trondmy
2022-02-23 21:12 ` [PATCH v7 01/21] NFS: constify nfs_server_capable() and nfs_have_writebacks() trondmy
2022-02-23 21:12 ` [PATCH v7 02/21] NFS: Trace lookup revalidation failure trondmy
2022-02-23 21:12 ` trondmy [this message]
2022-02-23 21:12 ` [PATCH v7 04/21] NFS: Calculate page offsets algorithmically trondmy
2022-02-23 21:12 ` [PATCH v7 05/21] NFS: Store the change attribute in the directory page cache trondmy
2022-02-23 21:12 ` [PATCH v7 06/21] NFS: If the cookie verifier changes, we must invalidate the " trondmy
2022-02-23 21:12 ` [PATCH v7 07/21] NFS: Don't re-read the entire page cache to find the next cookie trondmy
2022-02-23 21:12 ` [PATCH v7 08/21] NFS: Adjust the amount of readahead performed by NFS readdir trondmy
2022-02-23 21:12 ` [PATCH v7 09/21] NFS: Simplify nfs_readdir_xdr_to_array() trondmy
2022-02-23 21:12 ` [PATCH v7 10/21] NFS: Reduce use of uncached readdir trondmy
2022-02-23 21:12 ` [PATCH v7 11/21] NFS: Improve heuristic for readdirplus trondmy
2022-02-23 21:12 ` [PATCH v7 12/21] NFS: Don't ask for readdirplus unless it can help nfs_getattr() trondmy
2022-02-23 21:12 ` [PATCH v7 13/21] NFSv4: Ask for a full XDR buffer of readdir goodness trondmy
2022-02-23 21:12 ` [PATCH v7 14/21] NFS: Readdirplus can't help lookup for case insensitive filesystems trondmy
2022-02-23 21:12 ` [PATCH v7 15/21] NFS: Don't request readdirplus when revalidation was forced trondmy
2022-02-23 21:13 ` [PATCH v7 16/21] NFS: Add basic readdir tracing trondmy
2022-02-23 21:13 ` [PATCH v7 17/21] NFS: Trace effects of readdirplus on the dcache trondmy
2022-02-23 21:13 ` [PATCH v7 18/21] NFS: Trace effects of the readdirplus heuristic trondmy
2022-02-23 21:13 ` [PATCH v7 19/21] NFS: Convert readdir page cache to use a cookie based index trondmy
2022-02-23 21:13 ` [PATCH v7 20/21] NFS: Fix up forced readdirplus trondmy
2022-02-23 21:13 ` [PATCH v7 21/21] NFS: Remove unnecessary cache invalidations for directories trondmy
2022-02-24 17:31 ` [PATCH v7 19/21] NFS: Convert readdir page cache to use a cookie based index Benjamin Coddington
2022-02-25 2:33 ` Trond Myklebust
2022-02-25 3:17 ` NeilBrown
2022-02-25 4:25 ` Trond Myklebust
2022-02-25 12:33 ` Benjamin Coddington
2022-02-25 13:11 ` Trond Myklebust
2022-02-24 15:53 ` [PATCH v7 16/21] NFS: Add basic readdir tracing Benjamin Coddington
2022-02-25 2:35 ` Trond Myklebust
2022-02-24 16:55 ` [PATCH v7 10/21] NFS: Reduce use of uncached readdir Anna Schumaker
2022-02-25 4:07 ` Trond Myklebust
2022-02-24 16:30 ` [PATCH v7 08/21] NFS: Adjust the amount of readahead performed by NFS readdir Anna Schumaker
2022-02-24 16:18 ` [PATCH v7 06/21] NFS: If the cookie verifier changes, we must invalidate the page cache Anna Schumaker
2022-02-24 14:53 ` [PATCH v7 05/21] NFS: Store the change attribute in the directory " Benjamin Coddington
2022-02-25 2:26 ` Trond Myklebust
2022-02-25 3:51 ` Trond Myklebust
2022-02-25 11:38 ` Benjamin Coddington
2022-02-25 13:10 ` Trond Myklebust
2022-02-25 13:26 ` Trond Myklebust
2022-02-25 14:44 ` Benjamin Coddington
2022-02-25 15:18 ` Trond Myklebust
2022-02-25 15:34 ` Benjamin Coddington
2022-02-25 20:23 ` Benjamin Coddington
2022-02-25 20:28 ` Benjamin Coddington
2022-02-25 20:41 ` Trond Myklebust
2022-02-25 22:04 ` Benjamin Coddington
2022-02-25 22:29 ` Trond Myklebust
2022-02-24 14:15 ` [PATCH v7 04/21] NFS: Calculate page offsets algorithmically Benjamin Coddington
2022-02-25 2:11 ` Trond Myklebust
2022-02-25 11:28 ` Benjamin Coddington
2022-02-25 12:44 ` Trond Myklebust
2022-02-24 14:14 ` [PATCH v7 02/21] NFS: Trace lookup revalidation failure Benjamin Coddington
2022-02-25 2:09 ` Trond Myklebust
2022-02-24 12:25 ` [PATCH v7 00/21] Readdir improvements David Wysochanski
2022-02-25 4:00 ` Trond Myklebust
2022-02-24 15:07 ` David Wysochanski
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