From: Trond Myklebust Date: Wed, 11 Jun 2008 19:44:22 +0000 (-0400) Subject: NFS: Remove BKL from the symlink code X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=76566991f94c206d9c5881edcaf99ba72c9e9d61;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git NFS: Remove BKL from the symlink code Page cache accesses are serialised using page locks, whereas attribute updates are serialised using inode->i_lock. Signed-off-by: Trond Myklebust --- diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 1bdc36bf1782..e5f950291928 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1482,13 +1482,9 @@ static int nfs_symlink(struct inode *dir, struct dentry *dentry, const char *sym attr.ia_mode = S_IFLNK | S_IRWXUGO; attr.ia_valid = ATTR_MODE; - lock_kernel(); - page = alloc_page(GFP_HIGHUSER); - if (!page) { - unlock_kernel(); + if (!page) return -ENOMEM; - } kaddr = kmap_atomic(page, KM_USER0); memcpy(kaddr, symname, pathlen); @@ -1503,7 +1499,6 @@ static int nfs_symlink(struct inode *dir, struct dentry *dentry, const char *sym dentry->d_name.name, symname, error); d_drop(dentry); __free_page(page); - unlock_kernel(); return error; } @@ -1521,7 +1516,6 @@ static int nfs_symlink(struct inode *dir, struct dentry *dentry, const char *sym } else __free_page(page); - unlock_kernel(); return 0; }