Re: [PATCH] ext4: Add xattr commands to compat ioctl handler
From: Eric Biggers <ebiggers@kernel.org>
Date: 2021-02-26 22:22:14
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On Fri, Feb 26, 2021 at 02:14:41PM -0800, Sarthak Kukreti wrote:
quoted hunk ↗ jump to hunk
This allows 32-bit userspace utils to use FS_IOC_FSGETXATTR and FS_IOC_FSSETXATTR on a 64-bit kernel. Signed-off-by: Sarthak Kukreti <redacted> --- fs/ext4/ioctl.c | 2 ++ 1 file changed, 2 insertions(+)diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index f0381876a7e5b..055c26296ab46 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c@@ -1371,6 +1371,8 @@ long ext4_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return -EFAULT; return ext4_ioctl_group_add(file, &input); } + case EXT4_IOC_FSGETXATTR: + case EXT4_IOC_FSSETXATTR: case EXT4_IOC_MOVE_EXT: case EXT4_IOC_RESIZE_FS: case FITRIM:
These were already added to the list by commit a54d8d34d235
("ext4: Add EXT4_IOC_FSGETXATTR/EXT4_IOC_FSSETXATTR to compat_ioctl").
- Eric