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| author | Hong H. Pham <hong.pham@windriver.com> | 2008-12-04 18:12:57 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-12-04 18:12:57 +0100 |
| commit | 410d2c8187ed969238ba98008c1d57307a56cfd8 (patch) | |
| tree | f8f3e72b996a73bc44a0fedb6318a13285590f0c /arch/sparc64/kernel | |
| parent | sparc64: Fix VIS emulation bugs (diff) | |
| download | linux-410d2c8187ed969238ba98008c1d57307a56cfd8.tar.xz linux-410d2c8187ed969238ba98008c1d57307a56cfd8.zip | |
sparc64: Sync FPU state in VIS emulation handler.
Copy the FPU state to the task's thread_info->fpregs for the VIS emulation
functions to access.
Signed-off-by: Hong H. Pham <hong.pham@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel')
| -rw-r--r-- | arch/sparc64/kernel/visemul.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/visemul.c b/arch/sparc64/kernel/visemul.c index 69f8a35c6bcd..b956fd71c131 100644 --- a/arch/sparc64/kernel/visemul.c +++ b/arch/sparc64/kernel/visemul.c @@ -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: |