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Commit | Line | Data |
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87d546d8 TG |
1 | dnl # |
2 | dnl # 2.6.x API change | |
3 | dnl # | |
4 | AC_DEFUN([ZFS_AC_KERNEL_GET_DISK_RO], [ | |
5 | AC_MSG_CHECKING([whether get_disk_ro() is available]) | |
6 | tmp_flags="$EXTRA_KCFLAGS" | |
7 | EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}" | |
8 | ZFS_LINUX_TRY_COMPILE([ | |
9 | #include <linux/blkdev.h> | |
10 | ],[ | |
11 | struct gendisk *disk = NULL; | |
12 | (void) get_disk_ro(disk); | |
13 | ],[ | |
14 | AC_MSG_RESULT(yes) | |
15 | AC_DEFINE(HAVE_GET_DISK_RO, 1, | |
16 | [blk_disk_ro() is available]) | |
17 | ],[ | |
18 | AC_MSG_RESULT(no) | |
19 | ]) | |
20 | EXTRA_KCFLAGS="$tmp_flags" | |
21 | ]) |