From: Darrick J. Wong <djwong@xxxxxxxxxx>
Dump the new atomic writes statx field that's being submitted for 6.16.
Signed-off-by: "Darrick J. Wong" <djwong@xxxxxxxxxx>
---
libfrog/statx.h | 6 +++++-
io/stat.c | 1 +
m4/package_libcdev.m4 | 2 +-
3 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/libfrog/statx.h b/libfrog/statx.h
index b76dfae21e7092..e11e2d8f49fa5f 100644
--- a/libfrog/statx.h
+++ b/libfrog/statx.h
@@ -143,7 +143,11 @@ struct statx {
__u32 stx_dio_read_offset_align;
/* 0xb8 */
- __u64 __spare3[9]; /* Spare space for future expansion */
+ /* Optimised max atomic write unit in bytes */
+ __u32 stx_atomic_write_unit_max_opt;
+ __u32 __spare2[1];
+ /* 0xc0 */
+ __u64 __spare3[8]; /* Spare space for future expansion */
/* 0x100 */
};
diff --git a/io/stat.c b/io/stat.c
index 46475df343470c..c257037aa8eec3 100644
--- a/io/stat.c
+++ b/io/stat.c
@@ -396,6 +396,7 @@ dump_raw_statx(struct statx *stx)
printf("stat.atomic_write_unit_max = %u\n", stx->stx_atomic_write_unit_max);
printf("stat.atomic_write_segments_max = %u\n", stx->stx_atomic_write_segments_max);
printf("stat.dio_read_offset_align = %u\n", stx->stx_dio_read_offset_align);
+ printf("stat.atomic_write_unit_max_opt = %u\n", stx->stx_atomic_write_unit_max_opt);
return 0;
}
diff --git a/m4/package_libcdev.m4 b/m4/package_libcdev.m4
index 61353d0aa9d536..b77ac1a7580a80 100644
--- a/m4/package_libcdev.m4
+++ b/m4/package_libcdev.m4
@@ -126,7 +126,7 @@ AC_DEFUN([AC_NEED_INTERNAL_FSCRYPT_POLICY_V2],
AC_DEFUN([AC_NEED_INTERNAL_STATX],
[ AC_CHECK_TYPE(struct statx,
[
- AC_CHECK_MEMBER(struct statx.stx_dio_read_offset_align,
+ AC_CHECK_MEMBER(struct statx.stx_atomic_write_unit_max_opt,
,
need_internal_statx=yes,
[#include <linux/stat.h>]
