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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-07-09 22:34:25 +0200 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-07-09 22:34:25 +0200 |
| commit | f974a8ec96571535ee07880a023bcce0e3f2c76b (patch) | |
| tree | 5cf09207b1ad292a55275cd0b24999fa29b9dfe8 /arch/x86/math-emu | |
| parent | [ARM] 5143/1: pxa: further cleanup PXA Kconfig by removing one (diff) | |
| parent | [ARM] mach-types update (diff) | |
| download | linux-f974a8ec96571535ee07880a023bcce0e3f2c76b.tar.xz linux-f974a8ec96571535ee07880a023bcce0e3f2c76b.zip | |
Merge branch 'machtypes' into pxa-palm
Diffstat (limited to 'arch/x86/math-emu')
| -rw-r--r-- | arch/x86/math-emu/fpu_entry.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c index 6e38d877ea77..c7b06feb139b 100644 --- a/arch/x86/math-emu/fpu_entry.c +++ b/arch/x86/math-emu/fpu_entry.c @@ -30,6 +30,7 @@ #include <asm/uaccess.h> #include <asm/desc.h> #include <asm/user.h> +#include <asm/i387.h> #include "fpu_system.h" #include "fpu_emu.h" @@ -146,6 +147,13 @@ asmlinkage void math_emulate(long arg) unsigned long code_limit = 0; /* Initialized to stop compiler warnings */ struct desc_struct code_descriptor; + if (!used_math()) { + if (init_fpu(current)) { + do_group_exit(SIGKILL); + return; + } + } + #ifdef RE_ENTRANT_CHECKING if (emulating) { printk("ERROR: wm-FPU-emu is not RE-ENTRANT!\n"); @@ -153,11 +161,6 @@ asmlinkage void math_emulate(long arg) RE_ENTRANT_CHECK_ON; #endif /* RE_ENTRANT_CHECKING */ - if (!used_math()) { - finit(); - set_used_math(); - } - SETUP_DATA_AREA(arg); FPU_ORIG_EIP = FPU_EIP; |