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authorMike Travis <travis@sgi.com>2008-12-31 17:34:16 -0800
committerIngo Molnar <mingo@elte.hu>2009-01-03 18:53:31 +0100
commit7eb19553369c46cc1fa64caf120cbcab1b597f7c (patch)
treeef1a3beae706b9497c845d0a2557ceb4d2754998 /arch/arm/mm/copypage-v4wt.S
parent6092848a2a23b660150a38bc06f59d75838d70c8 (diff)
parent8c384cdee3e04d6194a2c2b192b624754f990835 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask into merge-rr-cpumask
Conflicts: arch/x86/kernel/io_apic.c kernel/rcuclassic.c kernel/sched.c kernel/time/tick-sched.c Signed-off-by: Mike Travis <travis@sgi.com> [ mingo@elte.hu: backmerged typo fix for io_apic.c ] Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/mm/copypage-v4wt.S')
-rw-r--r--arch/arm/mm/copypage-v4wt.S73
1 files changed, 0 insertions, 73 deletions
diff --git a/arch/arm/mm/copypage-v4wt.S b/arch/arm/mm/copypage-v4wt.S
deleted file mode 100644
index e1f2af28d549..000000000000
--- a/arch/arm/mm/copypage-v4wt.S
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * linux/arch/arm/lib/copypage-v4.S
- *
- * Copyright (C) 1995-1999 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * ASM optimised string functions
- *
- * This is for CPUs with a writethrough cache and 'flush ID cache' is
- * the only supported cache operation.
- */
-#include <linux/linkage.h>
-#include <linux/init.h>
-#include <asm/asm-offsets.h>
-
- .text
- .align 5
-/*
- * ARMv4 optimised copy_user_page
- *
- * Since we have writethrough caches, we don't have to worry about
- * dirty data in the cache. However, we do have to ensure that
- * subsequent reads are up to date.
- */
-ENTRY(v4wt_copy_user_page)
- stmfd sp!, {r4, lr} @ 2
- mov r2, #PAGE_SZ/64 @ 1
- ldmia r1!, {r3, r4, ip, lr} @ 4
-1: stmia r0!, {r3, r4, ip, lr} @ 4
- ldmia r1!, {r3, r4, ip, lr} @ 4+1
- stmia r0!, {r3, r4, ip, lr} @ 4
- ldmia r1!, {r3, r4, ip, lr} @ 4
- stmia r0!, {r3, r4, ip, lr} @ 4
- ldmia r1!, {r3, r4, ip, lr} @ 4
- subs r2, r2, #1 @ 1
- stmia r0!, {r3, r4, ip, lr} @ 4
- ldmneia r1!, {r3, r4, ip, lr} @ 4
- bne 1b @ 1
- mcr p15, 0, r2, c7, c7, 0 @ flush ID cache
- ldmfd sp!, {r4, pc} @ 3
-
- .align 5
-/*
- * ARMv4 optimised clear_user_page
- *
- * Same story as above.
- */
-ENTRY(v4wt_clear_user_page)
- str lr, [sp, #-4]!
- mov r1, #PAGE_SZ/64 @ 1
- mov r2, #0 @ 1
- mov r3, #0 @ 1
- mov ip, #0 @ 1
- mov lr, #0 @ 1
-1: stmia r0!, {r2, r3, ip, lr} @ 4
- stmia r0!, {r2, r3, ip, lr} @ 4
- stmia r0!, {r2, r3, ip, lr} @ 4
- stmia r0!, {r2, r3, ip, lr} @ 4
- subs r1, r1, #1 @ 1
- bne 1b @ 1
- mcr p15, 0, r2, c7, c7, 0 @ flush ID cache
- ldr pc, [sp], #4
-
- __INITDATA
-
- .type v4wt_user_fns, #object
-ENTRY(v4wt_user_fns)
- .long v4wt_clear_user_page
- .long v4wt_copy_user_page
- .size v4wt_user_fns, . - v4wt_user_fns