From d8c97d5f3aa348272df2ccb4e224b1cf9a1eb6d7 Mon Sep 17 00:00:00 2001 From: Tony Luck Date: Thu, 8 Sep 2005 12:39:59 -0700 Subject: [IA64] simplified efi memory map parsing New version leaves the original memory map unmodified. Also saves any granule trimmings for use by the uncached memory allocator. Inspired by Khalid Aziz (various traces of his patch still remain). Fixes to uncached_build_memmap() and sn2 testing by Martin Hicks. Signed-off-by: Tony Luck --- arch/ia64/kernel/uncached.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) (limited to 'arch/ia64/kernel/uncached.c') diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c index 4e9d06c48a8b..c6d40446c2c4 100644 --- a/arch/ia64/kernel/uncached.c +++ b/arch/ia64/kernel/uncached.c @@ -205,23 +205,18 @@ EXPORT_SYMBOL(uncached_free_page); static int __init uncached_build_memmap(unsigned long start, unsigned long end, void *arg) { - long length; - unsigned long vstart, vend; + long length = end - start; int node; - length = end - start; - vstart = start + __IA64_UNCACHED_OFFSET; - vend = end + __IA64_UNCACHED_OFFSET; - dprintk(KERN_ERR "uncached_build_memmap(%lx %lx)\n", start, end); - memset((char *)vstart, 0, length); + memset((char *)start, 0, length); - node = paddr_to_nid(start); + node = paddr_to_nid(start - __IA64_UNCACHED_OFFSET); - for (; vstart < vend ; vstart += PAGE_SIZE) { - dprintk(KERN_INFO "sticking %lx into the pool!\n", vstart); - gen_pool_free(uncached_pool[node], vstart, PAGE_SIZE); + for (; start < end ; start += PAGE_SIZE) { + dprintk(KERN_INFO "sticking %lx into the pool!\n", start); + gen_pool_free(uncached_pool[node], start, PAGE_SIZE); } return 0; -- cgit v1.2.3-55-g7522