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/arch/ia64/mm/init.c | 17 +++++------------ 1 file changed, 5 insertions(+), 12 deletions(-) (limited to 'kernel/arch/ia64/mm/init.c') diff --git a/kernel/arch/ia64/mm/init.c b/kernel/arch/ia64/mm/init.c index a9b65cf7b..1841ef691 100644 --- a/kernel/arch/ia64/mm/init.c +++ b/kernel/arch/ia64/mm/init.c @@ -34,7 +34,6 @@ #include #include #include -#include extern void ia64_tlb_init (void); @@ -216,10 +215,6 @@ put_kernel_page (struct page *page, unsigned long address, pgprot_t pgprot) pmd_t *pmd; pte_t *pte; - if (!PageReserved(page)) - printk(KERN_ERR "put_kernel_page: page at 0x%p not in reserved memory\n", - page_address(page)); - pgd = pgd_offset_k(address); /* note: this is NOT pgd_offset()! */ { @@ -244,7 +239,6 @@ put_kernel_page (struct page *page, unsigned long address, pgprot_t pgprot) static void __init setup_gate (void) { - void *gate_section; struct page *page; /* @@ -252,11 +246,10 @@ setup_gate (void) * headers etc. and once execute-only page to enable * privilege-promotion via "epc": */ - gate_section = paravirt_get_gate_section(); - page = virt_to_page(ia64_imva(gate_section)); + page = virt_to_page(ia64_imva(__start_gate_section)); put_kernel_page(page, GATE_ADDR, PAGE_READONLY); #ifdef HAVE_BUGGY_SEGREL - page = virt_to_page(ia64_imva(gate_section + PAGE_SIZE)); + page = virt_to_page(ia64_imva(__start_gate_section + PAGE_SIZE)); put_kernel_page(page, GATE_ADDR + PAGE_SIZE, PAGE_GATE); #else put_kernel_page(page, GATE_ADDR + PERCPU_PAGE_SIZE, PAGE_GATE); @@ -642,8 +635,8 @@ mem_init (void) * code can tell them apart. */ for (i = 0; i < NR_syscalls; ++i) { + extern unsigned long fsyscall_table[NR_syscalls]; extern unsigned long sys_call_table[NR_syscalls]; - unsigned long *fsyscall_table = paravirt_get_fsyscall_table(); if (!fsyscall_table[i] || nolwsys) fsyscall_table[i] = sys_call_table[i] | 1; @@ -652,7 +645,7 @@ mem_init (void) } #ifdef CONFIG_MEMORY_HOTPLUG -int arch_add_memory(int nid, u64 start, u64 size) +int arch_add_memory(int nid, u64 start, u64 size, bool for_device) { pg_data_t *pgdat; struct zone *zone; @@ -663,7 +656,7 @@ int arch_add_memory(int nid, u64 start, u64 size) pgdat = NODE_DATA(nid); zone = pgdat->node_zones + - zone_for_memory(nid, start, size, ZONE_NORMAL); + zone_for_memory(nid, start, size, ZONE_NORMAL, for_device); ret = __add_pages(nid, zone, start_pfn, nr_pages); if (ret) -- cgit 1.2.3-korg