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authorIngo Molnar <mingo@kernel.org>2015-04-23 10:46:20 (GMT)
committerIngo Molnar <mingo@kernel.org>2015-05-19 13:47:24 (GMT)
commit4c1384100ebf51651d02430a7f70661ef1ef06ac (patch)
treea1c942ae45d43be4f34cf463fb33c54c781d7e3d /arch/x86/math-emu
parent4540d3faa7c3fca6a6125448861de0e2e485658b (diff)
downloadlinux-4c1384100ebf51651d02430a7f70661ef1ef06ac.tar.xz
x86/fpu: Open code PF_USED_MATH usages
PF_USED_MATH is used directly, but also in a handful of helper inlines. To ease the elimination of PF_USED_MATH, convert all inline helpers to open-coded PF_USED_MATH usage. Reviewed-by: Borislav Petkov <bp@alien8.de> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/math-emu')
-rw-r--r--arch/x86/math-emu/fpu_entry.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c
index c9ff09a..bf62880 100644
--- a/arch/x86/math-emu/fpu_entry.c
+++ b/arch/x86/math-emu/fpu_entry.c
@@ -148,7 +148,7 @@ void math_emulate(struct math_emu_info *info)
unsigned long code_limit = 0; /* Initialized to stop compiler warnings */
struct desc_struct code_descriptor;
- if (!used_math()) {
+ if (!(current->flags & PF_USED_MATH)) {
if (fpstate_alloc_init(current)) {
do_group_exit(SIGKILL);
return;