Re: [PATCH] ext4: Add support for FIDTRIM, a best-effort ioctl for deep discard trim
From: JP Abgrall <hidden>
Date: 2014-07-25 01:50:22
Also in:
linux-fsdevel
On Thu, Jul 24, 2014 at 5:08 AM, Dave Chinner [off-list ref] wrote:
On Wed, Jul 23, 2014 at 04:47:18PM -0700, JP Abgrall wrote:quoted
+#define FIDTRIM _IOWR('X', 122, struct fstrim_range) /* Deep discard trim */The 'X' ioctl namespace is actually XFS's ioctl namespace. FIDTRIM should be in the 'f' namespace
Ok.
How should the next sequence number be handled?
Go with ('f', 122,...) after FITRIM, or go with ('f', 12,...) after
FS_IOC_FIEMAP ('f' namepsace)?