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authorRichard Yao <[email protected]>2012-06-06 17:08:00 +0000
committerBrian Behlendorf <[email protected]>2012-06-11 10:04:49 -0700
commit6a0936babc14a44986265a12f206c41999bd48c3 (patch)
treea2787bcc41bca759e12636977f541bcb54bd0e1f /config/kernel.m4
parentab85f8455b995741c479f1cdcf21304de87fdaa8 (diff)
Linux 3.4 compat, d_make_root() replaces d_alloc_root()
torvalds/linux@adc0e91ab142abe93f5b0d7980ada8a7676231fe introduced introduced d_make_root() as a replacement for d_alloc_root(). Further commits appear to have removed d_alloc_root() from the Linux source tree. This causes the following failure: error: implicit declaration of function 'd_alloc_root' [-Werror=implicit-function-declaration] To correct this we update the code to use the current d_make_root() interface for readability. Then we introduce an autotools check to determine if d_make_root() is available. If it isn't then we define some compatibility logic which used the older d_alloc_root() interface. Signed-off-by: Richard Yao <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Closes #776
Diffstat (limited to 'config/kernel.m4')
-rw-r--r--config/kernel.m41
1 files changed, 1 insertions, 0 deletions
diff --git a/config/kernel.m4 b/config/kernel.m4
index 9e4ac11dd..7f07c9063 100644
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -48,6 +48,7 @@ AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [
ZFS_AC_KERNEL_CREATE_UMODE_T
ZFS_AC_KERNEL_AUTOMOUNT
ZFS_AC_KERNEL_INSERT_INODE_LOCKED
+ ZFS_AC_KERNEL_D_MAKE_ROOT
ZFS_AC_KERNEL_D_OBTAIN_ALIAS
ZFS_AC_KERNEL_CHECK_DISK_SIZE_CHANGE
ZFS_AC_KERNEL_TRUNCATE_SETSIZE