linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Badari Pulavarty <pbadari@us.ibm.com>
To: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: [PATCH 3/6] 2.4.19-rc1 nfs_lookup stack reduction patch
Date: 10 Jan 2005 09:40:19 -0800	[thread overview]
Message-ID: <1105378818.4000.140.camel@dyn318077bld.beaverton.ibm.com> (raw)
In-Reply-To: <1105378550.4000.132.camel@dyn318077bld.beaverton.ibm.com>

[-- Attachment #1: Type: text/plain, Size: 1 bytes --]



[-- Attachment #2: nfs_lookup.patch --]
[-- Type: text/plain, Size: 1392 bytes --]

Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com>
--- linux-2.4.29-rc1.org/fs/nfs/dir.c	2005-01-07 07:39:06.000000000 -0800
+++ linux-2.4.29-rc1/fs/nfs/dir.c	2005-01-10 00:15:56.000000000 -0800
@@ -580,8 +580,8 @@ static struct dentry *nfs_lookup(struct 
 {
 	struct inode *inode;
 	int error;
-	struct nfs_fh fhandle;
-	struct nfs_fattr fattr;
+	struct nfs_fh *fhandle;
+	struct nfs_fattr *fattr;
 
 	dfprintk(VFS, "NFS: lookup(%s/%s)\n",
 		dentry->d_parent->d_name.name, dentry->d_name.name);
@@ -591,15 +591,22 @@ static struct dentry *nfs_lookup(struct 
 		goto out;
 
 	error = -ENOMEM;
+	fhandle = kmalloc(sizeof(struct nfs_fh), GFP_KERNEL);
+	if (!fhandle)
+		goto out;
+	fattr = kmalloc(sizeof(struct nfs_fattr), GFP_KERNEL);
+	if (!fattr)
+		goto free_fhandle;
+
 	dentry->d_op = &nfs_dentry_operations;
 
-	error = NFS_PROTO(dir)->lookup(dir, &dentry->d_name, &fhandle, &fattr);
+	error = NFS_PROTO(dir)->lookup(dir, &dentry->d_name, fhandle, fattr);
 	inode = NULL;
 	if (error == -ENOENT)
 		goto no_entry;
 	if (!error) {
 		error = -EACCES;
-		inode = nfs_fhget(dentry, &fhandle, &fattr);
+		inode = nfs_fhget(dentry, fhandle, fattr);
 		if (inode) {
 	    no_entry:
 			d_add(dentry, inode);
@@ -607,6 +614,9 @@ static struct dentry *nfs_lookup(struct 
 		}
 		nfs_renew_times(dentry);
 	}
+	kfree(fattr);
+free_fhandle:
+	kfree(fhandle);
 out:
 	return ERR_PTR(error);
 }

  parent reply	other threads:[~2005-01-10 18:27 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-10 17:35 [PATCH 0/6] 2.4.19-rc1 stack reduction patches Badari Pulavarty
2005-01-10 17:38 ` [PATCH 1/6] 2.4.19-rc1 do_execve() stack reduction Badari Pulavarty
2005-01-10 17:39 ` [PATCH 2/6] 2.4.19-rc1 number() " Badari Pulavarty
2005-01-10 19:50   ` Kevin P. Fleming
2005-01-10 21:33     ` Badari Pulavarty
2005-01-10 21:29   ` Badari Pulavarty
2005-01-10 17:40 ` Badari Pulavarty [this message]
2005-01-10 17:41 ` [PATCH 4/6] 2.4.19-rc1 nfs revalidate_inode() stack reduction patches Badari Pulavarty
2005-01-10 17:41 ` [PATCH 5/6] 2.4.19-rc1 rpc_call_sync() stack reduction patch Badari Pulavarty
2005-01-10 17:42 ` [PATCH 6/6] 2.4.19-rc1 xprt_sendmsg() " Badari Pulavarty
2005-01-11  7:39 ` [PATCH 0/6] 2.4.19-rc1 stack reduction patches Arjan van de Ven
2005-01-11  7:49   ` Marcelo Tosatti
2005-01-11 11:18     ` Arjan van de Ven
2005-01-11 10:17       ` Marcelo Tosatti

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1105378818.4000.140.camel@dyn318077bld.beaverton.ibm.com \
    --to=pbadari@us.ibm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=marcelo.tosatti@cyclades.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).