From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/mm/bootmem.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) (limited to 'kernel/mm/bootmem.c') diff --git a/kernel/mm/bootmem.c b/kernel/mm/bootmem.c index 477be6965..3b6380784 100644 --- a/kernel/mm/bootmem.c +++ b/kernel/mm/bootmem.c @@ -164,7 +164,7 @@ void __init free_bootmem_late(unsigned long physaddr, unsigned long size) end = PFN_DOWN(physaddr + size); for (; cursor < end; cursor++) { - __free_pages_bootmem(pfn_to_page(cursor), 0); + __free_pages_bootmem(pfn_to_page(cursor), cursor, 0); totalram_pages++; } } @@ -172,7 +172,7 @@ void __init free_bootmem_late(unsigned long physaddr, unsigned long size) static unsigned long __init free_all_bootmem_core(bootmem_data_t *bdata) { struct page *page; - unsigned long *map, start, end, pages, count = 0; + unsigned long *map, start, end, pages, cur, count = 0; if (!bdata->node_bootmem_map) return 0; @@ -210,17 +210,17 @@ static unsigned long __init free_all_bootmem_core(bootmem_data_t *bdata) if (IS_ALIGNED(start, BITS_PER_LONG) && vec == ~0UL) { int order = ilog2(BITS_PER_LONG); - __free_pages_bootmem(pfn_to_page(start), order); + __free_pages_bootmem(pfn_to_page(start), start, order); count += BITS_PER_LONG; start += BITS_PER_LONG; } else { - unsigned long cur = start; + cur = start; start = ALIGN(start + 1, BITS_PER_LONG); while (vec && cur != start) { if (vec & 1) { page = pfn_to_page(cur); - __free_pages_bootmem(page, 0); + __free_pages_bootmem(page, cur, 0); count++; } vec >>= 1; @@ -229,12 +229,14 @@ static unsigned long __init free_all_bootmem_core(bootmem_data_t *bdata) } } + cur = bdata->node_min_pfn; page = virt_to_page(bdata->node_bootmem_map); pages = bdata->node_low_pfn - bdata->node_min_pfn; pages = bootmem_bootmap_pages(pages); count += pages; while (pages--) - __free_pages_bootmem(page++, 0); + __free_pages_bootmem(page++, cur++, 0); + bdata->node_bootmem_map = NULL; bdebug("nid=%td released=%lx\n", bdata - bootmem_node_data, count); @@ -293,6 +295,9 @@ static void __init __free(bootmem_data_t *bdata, sidx + bdata->node_min_pfn, eidx + bdata->node_min_pfn); + if (WARN_ON(bdata->node_bootmem_map == NULL)) + return; + if (bdata->hint_idx > sidx) bdata->hint_idx = sidx; @@ -313,6 +318,9 @@ static int __init __reserve(bootmem_data_t *bdata, unsigned long sidx, eidx + bdata->node_min_pfn, flags); + if (WARN_ON(bdata->node_bootmem_map == NULL)) + return 0; + for (idx = sidx; idx < eidx; idx++) if (test_and_set_bit(idx, bdata->node_bootmem_map)) { if (exclusive) { -- cgit 1.2.3-korg