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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-04 21:40:17 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-12-04 21:40:17 -0800 |
| commit | 0efcafb0fb7a163999a8821e8a5e7792fca90a2d (patch) | |
| tree | 649d16382e562f595ec55b2aa9ec0d8c5824629b /arch | |
| parent | e948990f958c6c41036a99c8a6581e35e7e23d80 (diff) | |
| parent | 410d2c8187ed969238ba98008c1d57307a56cfd8 (diff) | |
| download | op-kernel-dev-0efcafb0fb7a163999a8821e8a5e7792fca90a2d.zip op-kernel-dev-0efcafb0fb7a163999a8821e8a5e7792fca90a2d.tar.gz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
sparc64: Sync FPU state in VIS emulation handler.
sparc64: Fix VIS emulation bugs
sparc: asm/bitops.h should define __fls
sparc64: Fix bug in PTRACE_SETFPREGS64 handling.
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc/include/asm/bitops_32.h | 1 | ||||
| -rw-r--r-- | arch/sparc64/kernel/ptrace.c | 2 | ||||
| -rw-r--r-- | arch/sparc64/kernel/visemul.c | 6 |
3 files changed, 6 insertions, 3 deletions
diff --git a/arch/sparc/include/asm/bitops_32.h b/arch/sparc/include/asm/bitops_32.h index 68b98a7e..9cf4ae0 100644 --- a/arch/sparc/include/asm/bitops_32.h +++ b/arch/sparc/include/asm/bitops_32.h @@ -98,6 +98,7 @@ static inline void change_bit(unsigned long nr, volatile unsigned long *addr) #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/fls.h> +#include <asm-generic/bitops/__fls.h> #include <asm-generic/bitops/fls64.h> #include <asm-generic/bitops/hweight.h> #include <asm-generic/bitops/lock.h> diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c index f43adbc..a941c61 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 9e05cb5..b956fd7 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: |
