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authorIngo Molnar <mingo@kernel.org>2015-04-28 12:28:08 +0200
committerIngo Molnar <mingo@kernel.org>2015-05-19 15:48:02 +0200
commit3c6dffa93be9f82f2566dcc948285d6f79fb9ce2 (patch)
tree755c2481ad98ab4deb3e97283f22e62fb049f4dc /drivers/lguest
parentbe7436d519970365775d3d2d7b73e75c233e1994 (diff)
downloadlwn-3c6dffa93be9f82f2566dcc948285d6f79fb9ce2.tar.gz
lwn-3c6dffa93be9f82f2566dcc948285d6f79fb9ce2.zip
x86/fpu: Rename user_has_fpu() to fpregs_active()
Rename this function in line with the new FPU nomenclature. Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> 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 'drivers/lguest')
-rw-r--r--drivers/lguest/x86/core.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c
index b80e4b8c9b6e..99bb3009e2d5 100644
--- a/drivers/lguest/x86/core.c
+++ b/drivers/lguest/x86/core.c
@@ -251,7 +251,7 @@ void lguest_arch_run_guest(struct lg_cpu *cpu)
* we set it now, so we can trap and pass that trap to the Guest if it
* uses the FPU.
*/
- if (cpu->ts && user_has_fpu())
+ if (cpu->ts && fpregs_active())
stts();
/*
@@ -283,7 +283,7 @@ void lguest_arch_run_guest(struct lg_cpu *cpu)
wrmsr(MSR_IA32_SYSENTER_CS, __KERNEL_CS, 0);
/* Clear the host TS bit if it was set above. */
- if (cpu->ts && user_has_fpu())
+ if (cpu->ts && fpregs_active())
clts();
/*
@@ -301,7 +301,7 @@ void lguest_arch_run_guest(struct lg_cpu *cpu)
* a different CPU. So all the critical stuff should be done
* before this.
*/
- else if (cpu->regs->trapnum == 7 && !user_has_fpu())
+ else if (cpu->regs->trapnum == 7 && !fpregs_active())
fpu__restore();
}