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authorNick Piggin <npiggin@kernel.dk>2011-01-07 07:50:07 +0100
committerNick Piggin <npiggin@kernel.dk>2011-01-07 07:50:32 +0100
commit4b936885ab04dc6e0bb0ef35e0e23c1a7364d9e5 (patch)
treea0173d27c1ce39f173be404d269c2f15144072ab /net
parentfs: dcache per-inode inode alias locking (diff)
downloadlinux-4b936885ab04dc6e0bb0ef35e0e23c1a7364d9e5.tar.xz
linux-4b936885ab04dc6e0bb0ef35e0e23c1a7364d9e5.zip
fs: improve scalability of pseudo filesystems
Regardless of how much we possibly try to scale dcache, there is likely always going to be some fundamental contention when adding or removing children under the same parent. Pseudo filesystems do not seem need to have connected dentries because by definition they are disconnected. Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Diffstat (limited to 'net')
-rw-r--r--net/socket.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/socket.c b/net/socket.c
index 991e266bc7ae..0ee74c325320 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -361,7 +361,7 @@ static int sock_alloc_file(struct socket *sock, struct file **f, int flags)
if (unlikely(fd < 0))
return fd;
- path.dentry = d_alloc(sock_mnt->mnt_sb->s_root, &name);
+ path.dentry = d_alloc_pseudo(sock_mnt->mnt_sb, &name);
if (unlikely(!path.dentry)) {
put_unused_fd(fd);
return -ENOMEM;