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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-12-15 22:13:26 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-12-15 22:13:26 +0000
commit7e1548a597ef7e26d5d62f8be3be6da9e101b26c (patch)
treefe6cbf4d9a3c1afdba04fb276fef0f932403727c /arch/sparc64
parent1f7f569c0ae6e619504095eabf796edd712d943d (diff)
parent2619bc327417f549f1c89d5ef9b4a4aa768f41a2 (diff)
Merge branch 'omap3-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6 into devel
Diffstat (limited to 'arch/sparc64')
-rw-r--r--arch/sparc64/kernel/ptrace.c2
-rw-r--r--arch/sparc64/kernel/visemul.c6
-rw-r--r--arch/sparc64/lib/user_fixup.c2
3 files changed, 6 insertions, 4 deletions
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c
index f43adbc773ca..a941c610e7ce 100644
--- a/arch/sparc64/kernel/ptrace.c
+++ b/arch/sparc64/kernel/ptrace.c
@@ -1014,7 +1014,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
case PTRACE_SETFPREGS64:
- ret = copy_regset_to_user(child, view, REGSET_FP,
+ ret = copy_regset_from_user(child, view, REGSET_FP,
0 * sizeof(u64),
33 * sizeof(u64),
fps);
diff --git a/arch/sparc64/kernel/visemul.c b/arch/sparc64/kernel/visemul.c
index 9e05cb5cb855..b956fd71c131 100644
--- a/arch/sparc64/kernel/visemul.c
+++ b/arch/sparc64/kernel/visemul.c
@@ -131,7 +131,7 @@
#define VIS_OPF_SHIFT 5
#define VIS_OPF_MASK (0x1ff << VIS_OPF_SHIFT)
-#define RS1(INSN) (((INSN) >> 24) & 0x1f)
+#define RS1(INSN) (((INSN) >> 14) & 0x1f)
#define RS2(INSN) (((INSN) >> 0) & 0x1f)
#define RD(INSN) (((INSN) >> 25) & 0x1f)
@@ -445,7 +445,7 @@ static void pdist(struct pt_regs *regs, unsigned int insn)
unsigned long i;
rs1 = fpd_regval(f, RS1(insn));
- rs2 = fpd_regval(f, RS1(insn));
+ rs2 = fpd_regval(f, RS2(insn));
rd = fpd_regaddr(f, RD(insn));
rd_val = *rd;
@@ -807,6 +807,8 @@ int vis_emul(struct pt_regs *regs, unsigned int insn)
if (get_user(insn, (u32 __user *) pc))
return -EFAULT;
+ save_and_clear_fpu();
+
opf = (insn & VIS_OPF_MASK) >> VIS_OPF_SHIFT;
switch (opf) {
default:
diff --git a/arch/sparc64/lib/user_fixup.c b/arch/sparc64/lib/user_fixup.c
index 19d1fdb17d0e..05a361b0a1a4 100644
--- a/arch/sparc64/lib/user_fixup.c
+++ b/arch/sparc64/lib/user_fixup.c
@@ -24,7 +24,7 @@ static unsigned long compute_size(unsigned long start, unsigned long size, unsig
if (fault_addr < start || fault_addr >= end) {
*offset = 0;
} else {
- *offset = start - fault_addr;
+ *offset = fault_addr - start;
size = end - fault_addr;
}
return size;