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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-07 21:00:25 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-07 21:00:25 +0100
commit5bb47b9ff3d16d40f8d45380b373497a545fa280 (patch)
treee13dd34395473342dc75eff5cbaf5b1ea753631c /arch/blackfin/kernel/ptrace.c
parentMerge branch 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6 (diff)
parentBlackfin arch: fix bug - BF527 0.2 silicon has different CPUID (DSPID) value (diff)
downloadlinux-5bb47b9ff3d16d40f8d45380b373497a545fa280.tar.xz
linux-5bb47b9ff3d16d40f8d45380b373497a545fa280.zip
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/blackfin-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/blackfin-2.6: (171 commits) Blackfin arch: fix bug - BF527 0.2 silicon has different CPUID (DSPID) value Blackfin arch: Enlarge flash partition for kenel for bf533/bf537 boards Blackfin arch: fix bug: kernel crash when enable SDIO host driver Blackfin arch: Print FP at level KERN_NOTICE Blackfin arch: drop ad73311 test code Blackfin arch: update board default configs Blackfin arch: Set PB4 as the default irq for bf548 board v1.4+. Blackfin arch: fix typo in early printk bit size processing Blackfin arch: enable reprogram cclk and sclk for bf518f-ezbrd Blackfin arch: add SDIO host driver platform data Blackfin arch: fix bug - kernel stops at initial console Blackfin arch: fix bug - kernel crash after config IP for ethernet port Blackfin arch: add sdh support for bf518f-ezbrd Blackfin arch: fix bug - kernel detects BF532 incorrectly Blackfin arch: add () to avoid warnings from gcc Blackfin arch: change HWTRACE Kconfig and set it on default Blackfin arch: Clean oprofile build path for blackfin Blackfin arch: remove hardware PM code, oprofile not use it Blackfin arch: rewrite get_sclk()/get_vco() Blackfin arch: cleanup and unify the ins functions ...
Diffstat (limited to 'arch/blackfin/kernel/ptrace.c')
-rw-r--r--arch/blackfin/kernel/ptrace.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c
index 140bf00e9974..d2d388536630 100644
--- a/arch/blackfin/kernel/ptrace.c
+++ b/arch/blackfin/kernel/ptrace.c
@@ -45,6 +45,7 @@
#include <asm/asm-offsets.h>
#include <asm/dma.h>
#include <asm/fixed_code.h>
+#include <asm/mem_map.h>
#define TEXT_OFFSET 0
/*
@@ -80,10 +81,12 @@ static inline struct pt_regs *get_user_regs(struct task_struct *task)
/*
* Get all user integer registers.
*/
-static inline int ptrace_getregs(struct task_struct *tsk, void __user * uregs)
+static inline int ptrace_getregs(struct task_struct *tsk, void __user *uregs)
{
- struct pt_regs *regs = get_user_regs(tsk);
- return copy_to_user(uregs, regs, sizeof(struct pt_regs)) ? -EFAULT : 0;
+ struct pt_regs regs;
+ memcpy(&regs, get_user_regs(tsk), sizeof(regs));
+ regs.usp = tsk->thread.usp;
+ return copy_to_user(uregs, &regs, sizeof(struct pt_regs)) ? -EFAULT : 0;
}
/* Mapping from PT_xxx to the stack offset at which the register is
@@ -220,8 +223,8 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
pr_debug("ptrace: user address is valid\n");
- if (L1_CODE_LENGTH != 0 && addr >= L1_CODE_START
- && addr + sizeof(tmp) <= L1_CODE_START + L1_CODE_LENGTH) {
+ if (L1_CODE_LENGTH != 0 && addr >= get_l1_code_start()
+ && addr + sizeof(tmp) <= get_l1_code_start() + L1_CODE_LENGTH) {
safe_dma_memcpy (&tmp, (const void *)(addr), sizeof(tmp));
copied = sizeof(tmp);
@@ -300,8 +303,8 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
pr_debug("ptrace: user address is valid\n");
- if (L1_CODE_LENGTH != 0 && addr >= L1_CODE_START
- && addr + sizeof(data) <= L1_CODE_START + L1_CODE_LENGTH) {
+ if (L1_CODE_LENGTH != 0 && addr >= get_l1_code_start()
+ && addr + sizeof(data) <= get_l1_code_start() + L1_CODE_LENGTH) {
safe_dma_memcpy ((void *)(addr), &data, sizeof(data));
copied = sizeof(data);