diff options
| author | Brian Behlendorf <[email protected]> | 2017-07-23 19:37:12 -0700 |
|---|---|---|
| committer | GitHub <[email protected]> | 2017-07-23 19:37:12 -0700 |
| commit | 36ba27e9e07b35340ba388e6624e65995595ed92 (patch) | |
| tree | 11146005508cd3de5297982e2fce5cbc38f0ae5f /config/kernel-bio-end-io-t-args.m4 | |
| parent | 7a8ed6b8b7bb5dde7b5713c75f99aee9bfbc12f2 (diff) | |
Linux 4.13 compat: bio->bi_status and blk_status_t
Commit torvalds/linux@4e4cbee9. The bio->bi_error field was
replaced with bio->bi_status which is an enum that describes
all possible error types.
Reviewed-by: Chunwei Chen <[email protected]>
Signed-off-by: Brian Behlendorf <[email protected]>
Closes #6351
Diffstat (limited to 'config/kernel-bio-end-io-t-args.m4')
| -rw-r--r-- | config/kernel-bio-end-io-t-args.m4 | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/config/kernel-bio-end-io-t-args.m4 b/config/kernel-bio-end-io-t-args.m4 index c8c520f1b..3c420cc0c 100644 --- a/config/kernel-bio-end-io-t-args.m4 +++ b/config/kernel-bio-end-io-t-args.m4 @@ -22,3 +22,25 @@ AC_DEFUN([ZFS_AC_KERNEL_BIO_END_IO_T_ARGS], [ AC_MSG_RESULT(no) ]) ]) + +dnl # +dnl # 4.13 API change +dnl # The bio->bi_error field was replaced with bio->bi_status which is an +dnl # enum which describes all possible error types. +dnl # +AC_DEFUN([ZFS_AC_KERNEL_BIO_BI_STATUS], [ + AC_MSG_CHECKING([whether bio->bi_status exists]) + ZFS_LINUX_TRY_COMPILE([ + #include <linux/bio.h> + ],[ + struct bio bio __attribute__ ((unused)); + blk_status_t status __attribute__ ((unused)) = BLK_STS_OK; + + bio.bi_status = status; + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_BIO_BI_STATUS, 1, [bio->bi_status exists]) + ],[ + AC_MSG_RESULT(no) + ]) +]) |