66 lines
1.5 KiB
Plaintext
66 lines
1.5 KiB
Plaintext
dnl #
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dnl # 2.6.32 - 4.x API,
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dnl # blk_queue_discard()
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_DISCARD], [
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AC_MSG_CHECKING([whether blk_queue_discard() is available])
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/blkdev.h>
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],[
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struct request_queue *q __attribute__ ((unused)) = NULL;
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int value __attribute__ ((unused));
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value = blk_queue_discard(q);
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_BLK_QUEUE_DISCARD, 1,
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[blk_queue_discard() is available])
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],[
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AC_MSG_RESULT(no)
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])
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])
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dnl #
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dnl # 4.8 - 4.x API,
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dnl # blk_queue_secure_erase()
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dnl #
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dnl # 2.6.36 - 4.7 API,
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dnl # blk_queue_secdiscard()
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dnl #
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dnl # 2.6.x - 2.6.35 API,
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dnl # Unsupported by kernel
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_SECURE_ERASE], [
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AC_MSG_CHECKING([whether blk_queue_secure_erase() is available])
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/blkdev.h>
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],[
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struct request_queue *q __attribute__ ((unused)) = NULL;
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int value __attribute__ ((unused));
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value = blk_queue_secure_erase(q);
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_BLK_QUEUE_SECURE_ERASE, 1,
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[blk_queue_secure_erase() is available])
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],[
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AC_MSG_RESULT(no)
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AC_MSG_CHECKING([whether blk_queue_secdiscard() is available])
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/blkdev.h>
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],[
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struct request_queue *q __attribute__ ((unused)) = NULL;
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int value __attribute__ ((unused));
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value = blk_queue_secdiscard(q);
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_BLK_QUEUE_SECDISCARD, 1,
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[blk_queue_secdiscard() is available])
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],[
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AC_MSG_RESULT(no)
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])
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])
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])
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