From db0267e7afc72e04d92b845a00928e39be211d6a Mon Sep 17 00:00:00 2001 From: Martin Brandenburg Date: Fri, 10 Nov 2017 12:08:01 -0500 Subject: [PATCH] orangefs: call op_release sooner when creating inodes Prevents holding an unnecessary op while the kernel processes another op and yields the CPU. Signed-off-by: Martin Brandenburg Signed-off-by: Mike Marshall --- fs/orangefs/namei.c | 24 +++++++++++++++--------- 1 file changed, 15 insertions(+), 9 deletions(-) diff --git a/fs/orangefs/namei.c b/fs/orangefs/namei.c index ea6ae68e8a27..c98bba2dbc94 100644 --- a/fs/orangefs/namei.c +++ b/fs/orangefs/namei.c @@ -22,6 +22,7 @@ static int orangefs_create(struct inode *dir, { struct orangefs_inode_s *parent = ORANGEFS_I(dir); struct orangefs_kernel_op_s *new_op; + struct orangefs_object_kref ref; struct inode *inode; struct iattr iattr; int ret; @@ -56,8 +57,10 @@ static int orangefs_create(struct inode *dir, if (ret < 0) goto out; - inode = orangefs_new_inode(dir->i_sb, dir, S_IFREG | mode, 0, - &new_op->downcall.resp.create.refn); + ref = new_op->downcall.resp.create.refn; + op_release(new_op); + + inode = orangefs_new_inode(dir->i_sb, dir, S_IFREG | mode, 0, &ref); if (IS_ERR(inode)) { gossip_err("%s: Failed to allocate inode for file :%pd:\n", __func__, @@ -90,7 +93,6 @@ static int orangefs_create(struct inode *dir, mark_inode_dirty_sync(dir); ret = 0; out: - op_release(new_op); gossip_debug(GOSSIP_NAME_DEBUG, "%s: %pd: returning %d\n", __func__, @@ -272,6 +274,7 @@ static int orangefs_symlink(struct inode *dir, { struct orangefs_inode_s *parent = ORANGEFS_I(dir); struct orangefs_kernel_op_s *new_op; + struct orangefs_object_kref ref; struct inode *inode; struct iattr iattr; int mode = 755; @@ -314,8 +317,10 @@ static int orangefs_symlink(struct inode *dir, goto out; } - inode = orangefs_new_inode(dir->i_sb, dir, S_IFLNK | mode, 0, - &new_op->downcall.resp.sym.refn); + ref = new_op->downcall.resp.sym.refn; + op_release(new_op); + + inode = orangefs_new_inode(dir->i_sb, dir, S_IFLNK | mode, 0, &ref); if (IS_ERR(inode)) { gossip_err ("*** Failed to allocate orangefs symlink inode\n"); @@ -345,7 +350,6 @@ static int orangefs_symlink(struct inode *dir, mark_inode_dirty_sync(dir); ret = 0; out: - op_release(new_op); return ret; } @@ -353,6 +357,7 @@ static int orangefs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode { struct orangefs_inode_s *parent = ORANGEFS_I(dir); struct orangefs_kernel_op_s *new_op; + struct orangefs_object_kref ref; struct inode *inode; struct iattr iattr; int ret; @@ -383,8 +388,10 @@ static int orangefs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode goto out; } - inode = orangefs_new_inode(dir->i_sb, dir, S_IFDIR | mode, 0, - &new_op->downcall.resp.mkdir.refn); + ref = new_op->downcall.resp.mkdir.refn; + op_release(new_op); + + inode = orangefs_new_inode(dir->i_sb, dir, S_IFDIR | mode, 0, &ref); if (IS_ERR(inode)) { gossip_err("*** Failed to allocate orangefs dir inode\n"); ret = PTR_ERR(inode); @@ -416,7 +423,6 @@ static int orangefs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode orangefs_inode_setattr(dir, &iattr); mark_inode_dirty_sync(dir); out: - op_release(new_op); return ret; }