diff options
Diffstat (limited to 'config')
| -rw-r--r-- | config/kernel-blkdev.m4 | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/config/kernel-blkdev.m4 b/config/kernel-blkdev.m4 index 8e9e638b1..c5a353ca9 100644 --- a/config/kernel-blkdev.m4 +++ b/config/kernel-blkdev.m4 @@ -524,6 +524,7 @@ AC_DEFUN([ZFS_AC_KERNEL_BLKDEV_BDEVNAME], [ dnl # dnl # 5.19 API: blkdev_issue_secure_erase() +dnl # 4.7 API: __blkdev_issue_discard(..., BLKDEV_DISCARD_SECURE) dnl # 3.10 API: blkdev_issue_discard(..., BLKDEV_DISCARD_SECURE) dnl # AC_DEFUN([ZFS_AC_KERNEL_SRC_BLKDEV_ISSUE_SECURE_ERASE], [ @@ -539,6 +540,20 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_BLKDEV_ISSUE_SECURE_ERASE], [ sector, nr_sects, GFP_KERNEL); ]) + ZFS_LINUX_TEST_SRC([blkdev_issue_discard_async_flags], [ + #include <linux/blkdev.h> + ],[ + struct block_device *bdev = NULL; + sector_t sector = 0; + sector_t nr_sects = 0; + unsigned long flags = 0; + struct bio *biop = NULL; + int error __attribute__ ((unused)); + + error = __blkdev_issue_discard(bdev, + sector, nr_sects, GFP_KERNEL, flags, &biop); + ]) + ZFS_LINUX_TEST_SRC([blkdev_issue_discard_flags], [ #include <linux/blkdev.h> ],[ @@ -562,13 +577,22 @@ AC_DEFUN([ZFS_AC_KERNEL_BLKDEV_ISSUE_SECURE_ERASE], [ ],[ AC_MSG_RESULT(no) - AC_MSG_CHECKING([whether blkdev_issue_discard() is available]) - ZFS_LINUX_TEST_RESULT([blkdev_issue_discard_flags], [ + AC_MSG_CHECKING([whether __blkdev_issue_discard() is available]) + ZFS_LINUX_TEST_RESULT([blkdev_issue_discard_async_flags], [ AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_BLKDEV_ISSUE_DISCARD, 1, - [blkdev_issue_discard() is available]) + AC_DEFINE(HAVE_BLKDEV_ISSUE_DISCARD_ASYNC, 1, + [__blkdev_issue_discard() is available]) ],[ - ZFS_LINUX_TEST_ERROR([blkdev_issue_discard()]) + AC_MSG_RESULT(no) + + AC_MSG_CHECKING([whether blkdev_issue_discard() is available]) + ZFS_LINUX_TEST_RESULT([blkdev_issue_discard_flags], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_BLKDEV_ISSUE_DISCARD, 1, + [blkdev_issue_discard() is available]) + ],[ + ZFS_LINUX_TEST_ERROR([blkdev_issue_discard()]) + ]) ]) ]) ]) |