scst/include/backport.h: Restore the proper vzalloc() backport

git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7488 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2018-10-02 13:03:49 +00:00
parent 9d89cc7148
commit 9a8c5d8459

View File

@@ -832,15 +832,18 @@ static inline void put_unaligned_be64(uint64_t i, void *p)
/* <linux/vmalloc.h> */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 37)
static inline void *vzalloc(size_t size)
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 37) && \
(!defined(RHEL_MAJOR) || RHEL_MAJOR -0 < 5 || \
RHEL_MAJOR -0 == 5 && RHEL_MINOR -0 < 10 || \
RHEL_MAJOR -0 == 6 && RHEL_MINOR -0 < 1)
/*
* See also patch "mm: add vzalloc() and vzalloc_node() helpers" (commit
* e1ca7788dec6773b1a2bce51b7141948f2b8bccf).
*/
static inline void *vzalloc(unsigned long size)
{
void *p;
p = vmalloc(size);
if (p)
memset(p, 0, size);
return p;
return __vmalloc(size, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO,
PAGE_KERNEL);
}
#endif