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authorYuxuan Shui <[email protected]>2013-05-14 08:31:53 +0800
committerBrian Behlendorf <[email protected]>2013-07-08 15:09:20 -0700
commitc02ab72fb9d557e8d98c5e089faa6557b6d83127 (patch)
treeedfd30f89616be3e56efc9f2597227b2576ea105 /config/spl-build.m4
parent485b471eb29cfa3a6dbac7de8fda5e020068044a (diff)
Linux 3.10 compat: struct vmalloc_info moved
Linux kernel commmit torvalds/linux@db3808c1 moved the vmalloc_info structure from a private to a public header. Now that it's available for kernel modules use it. Signed-off-by: Yuxuan Shui <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Issue #257
Diffstat (limited to 'config/spl-build.m4')
-rw-r--r--config/spl-build.m420
1 files changed, 20 insertions, 0 deletions
diff --git a/config/spl-build.m4 b/config/spl-build.m4
index 8a8e3ba28..34d5c4f0b 100644
--- a/config/spl-build.m4
+++ b/config/spl-build.m4
@@ -33,6 +33,7 @@ AC_DEFUN([SPL_AC_CONFIG_KERNEL], [
SPL_AC_TASK_CURR
SPL_AC_CTL_UNNUMBERED
SPL_AC_CTL_NAME
+ SPL_AC_VMALLOC_INFO
SPL_AC_FLS64
SPL_AC_DEVICE_CREATE
SPL_AC_5ARGS_DEVICE_CREATE
@@ -1358,6 +1359,25 @@ AC_DEFUN([SPL_AC_GET_VMALLOC_INFO],
])
dnl #
+dnl # 3.10 API change,
+dnl # struct vmalloc_info is now declared in linux/vmalloc.h
+dnl #
+AC_DEFUN([SPL_AC_VMALLOC_INFO], [
+ AC_MSG_CHECKING([whether struct vmalloc_info is declared])
+ SPL_LINUX_TRY_COMPILE([
+ #include <linux/vmalloc.h>
+ struct vmalloc_info { void *a; };
+ ],[
+ return 0;
+ ],[
+ AC_MSG_RESULT(no)
+ ],[
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_VMALLOC_INFO, 1, [yes])
+ ])
+])
+
+dnl #
dnl # 2.6.17 API change
dnl # The helper functions first_online_pgdat(), next_online_pgdat(), and
dnl # next_zone() are introduced to simplify for_each_zone(). These symbols