projects / mirror_zfs.git / blame
| Commit | Line | Data |
|---|---|---|
| c9c0d073 | 1 | dnl # |
| 784a7fe5 LW |
2 | dnl # 4.3 API change |
| 3 | dnl # Error argument dropped from bio_endio in favor of newly introduced | |
| 4 | dnl # bio->bi_error. This also replaces bio->bi_flags value BIO_UPTODATE. | |
| 5 | dnl # Introduced by torvalds/linux@4246a0b63bd8f56a1469b12eafeb875b1041a451 | |
| 6 | dnl # ("block: add a bi_error field to struct bio"). | |
| c9c0d073 BB |
7 | dnl # |
| 8 | AC_DEFUN([ZFS_AC_KERNEL_BIO_END_IO_T_ARGS], [ | |
| 784a7fe5 | 9 | AC_MSG_CHECKING([whether bio_end_io_t wants 1 arg]) |
| c9c0d073 BB |
10 | ZFS_LINUX_TRY_COMPILE([ |
| 11 | #include <linux/bio.h> | |
| c9c0d073 | 12 | |
| 784a7fe5 | 13 | void wanted_end_io(struct bio *bio) { return; } |
| c38367c7 RY |
14 | |
| 15 | bio_end_io_t *end_io __attribute__ ((unused)) = wanted_end_io; | |
| 16 | ],[ | |
| c9c0d073 BB |
17 | ],[ |
| 18 | AC_MSG_RESULT(yes) | |
| 784a7fe5 LW |
19 | AC_DEFINE(HAVE_1ARG_BIO_END_IO_T, 1, |
| 20 | [bio_end_io_t wants 1 arg]) | |
| c9c0d073 BB |
21 | ],[ |
| 22 | AC_MSG_RESULT(no) | |
| 23 | ]) | |
| c9c0d073 | 24 | ]) |
| 36ba27e9 BB |
25 | |
| 26 | dnl # | |
| 27 | dnl # 4.13 API change | |
| 28 | dnl # The bio->bi_error field was replaced with bio->bi_status which is an | |
| 29 | dnl # enum which describes all possible error types. | |
| 30 | dnl # | |
| 31 | AC_DEFUN([ZFS_AC_KERNEL_BIO_BI_STATUS], [ | |
| 32 | AC_MSG_CHECKING([whether bio->bi_status exists]) | |
| 33 | ZFS_LINUX_TRY_COMPILE([ | |
| 34 | #include <linux/bio.h> | |
| 35 | ],[ | |
| 36 | struct bio bio __attribute__ ((unused)); | |
| 37 | blk_status_t status __attribute__ ((unused)) = BLK_STS_OK; | |
| 38 | ||
| 39 | bio.bi_status = status; | |
| 40 | ],[ | |
| 41 | AC_MSG_RESULT(yes) | |
| 42 | AC_DEFINE(HAVE_BIO_BI_STATUS, 1, [bio->bi_status exists]) | |
| 43 | ],[ | |
| 44 | AC_MSG_RESULT(no) | |
| 45 | ]) | |
| 46 | ]) |