VFS will take inode_lock for readdir, therefore no need to take page lock in readdir at all just as the majority of other generic filesystems. Signed-off-by: Gao Xiang <gaoxiang25@xxxxxxxxxx> --- drivers/staging/erofs/dir.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/staging/erofs/dir.c b/drivers/staging/erofs/dir.c index e1955703ab8f..8f8ac9675921 100644 --- a/drivers/staging/erofs/dir.c +++ b/drivers/staging/erofs/dir.c @@ -98,7 +98,6 @@ static int erofs_readdir(struct file *f, struct dir_context *ctx) if (IS_ERR(dentry_page)) continue; - lock_page(dentry_page); de = (struct erofs_dirent *)kmap(dentry_page); nameoff = le16_to_cpu(de->nameoff); @@ -128,7 +127,6 @@ static int erofs_readdir(struct file *f, struct dir_context *ctx) skip_this: kunmap(dentry_page); - unlock_page(dentry_page); put_page(dentry_page); ctx->pos = blknr_to_addr(i) + ofs; -- 2.14.4 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
