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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-30 01:53:48 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-30 01:53:48 +0200
commit12679a2d7e3bfbdc7586e3e86d1ca90c46659363 (patch)
treed9c00f2e599d1c3e04a349229a6a19906d01f99e /arch/arm/mm/copypage-v4mc.c
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/brodo/cpupowerutils (diff)
parentMerge branch 'devel-stable' into for-linus (diff)
downloadlinux-12679a2d7e3bfbdc7586e3e86d1ca90c46659363.tar.xz
linux-12679a2d7e3bfbdc7586e3e86d1ca90c46659363.zip
Merge branch 'for-linus' of git://git.linaro.org/people/rmk/linux-arm
Pull more ARM updates from Russell King. This got a fair number of conflicts with the <asm/system.h> split, but also with some other sparse-irq and header file include cleanups. They all looked pretty trivial, though. * 'for-linus' of git://git.linaro.org/people/rmk/linux-arm: (59 commits) ARM: fix Kconfig warning for HAVE_BPF_JIT ARM: 7361/1: provide XIP_VIRT_ADDR for no-MMU builds ARM: 7349/1: integrator: convert to sparse irqs ARM: 7259/3: net: JIT compiler for packet filters ARM: 7334/1: add jump label support ARM: 7333/2: jump label: detect %c support for ARM ARM: 7338/1: add support for early console output via semihosting ARM: use set_current_blocked() and block_sigmask() ARM: exec: remove redundant set_fs(USER_DS) ARM: 7332/1: extract out code patch function from kprobes ARM: 7331/1: extract out insn generation code from ftrace ARM: 7330/1: ftrace: use canonical Thumb-2 wide instruction format ARM: 7351/1: ftrace: remove useless memory checks ARM: 7316/1: kexec: EOI active and mask all interrupts in kexec crash path ARM: Versatile Express: add NO_IOPORT ARM: get rid of asm/irq.h in asm/prom.h ARM: 7319/1: Print debug info for SIGBUS in user faults ARM: 7318/1: gic: refactor irq_start assignment ARM: 7317/1: irq: avoid NULL check in for_each_irq_desc loop ARM: 7315/1: perf: add support for the Cortex-A7 PMU ...
Diffstat (limited to 'arch/arm/mm/copypage-v4mc.c')
-rw-r--r--arch/arm/mm/copypage-v4mc.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/arch/arm/mm/copypage-v4mc.c b/arch/arm/mm/copypage-v4mc.c
index ec8c3befb9c8..1267e64133b9 100644
--- a/arch/arm/mm/copypage-v4mc.c
+++ b/arch/arm/mm/copypage-v4mc.c
@@ -23,10 +23,6 @@
#include "mm.h"
-/*
- * 0xffff8000 to 0xffffffff is reserved for any ARM architecture
- * specific hacks for copying pages efficiently.
- */
#define minicache_pgprot __pgprot(L_PTE_PRESENT | L_PTE_YOUNG | \
L_PTE_MT_MINICACHE)
@@ -78,10 +74,9 @@ void v4_mc_copy_user_highpage(struct page *to, struct page *from,
raw_spin_lock(&minicache_lock);
- set_pte_ext(TOP_PTE(0xffff8000), pfn_pte(page_to_pfn(from), minicache_pgprot), 0);
- flush_tlb_kernel_page(0xffff8000);
+ set_top_pte(COPYPAGE_MINICACHE, mk_pte(from, minicache_pgprot));
- mc_copy_user_page((void *)0xffff8000, kto);
+ mc_copy_user_page((void *)COPYPAGE_MINICACHE, kto);
raw_spin_unlock(&minicache_lock);