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3 Commits

Author SHA1 Message Date
Peter Zijlstra 1c3b9091d0 x86/fpu: Remove .fixup usage 
Employ EX_TYPE_EFAULT_REG to store '-EFAULT' into the %[err] register
on exception. All the callers only ever test for 0, so the change
from -1 to -EFAULT is immaterial.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/20211110101325.604494664@infradead.org
 2021-12-11 09:09:48 +01:00
Thomas Gleixner d9d005f32a x86/fpu: Move mxcsr related code to core 
No need to expose that to code which only needs the XCR0 accessors.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20211015011539.740012411@linutronix.de
 2021-10-20 15:27:28 +02:00
Thomas Gleixner 34002571cb x86/fpu: Move legacy ASM wrappers to core 
Nothing outside the core code requires them.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20211015011539.572439164@linutronix.de
 2021-10-20 15:27:28 +02:00