x86/fpu/xstate: Provide and use for_each_xfeature()
authorThomas Gleixner <tglx@linutronix.de>
Fri, 15 Oct 2021 01:16:09 +0000 (03:16 +0200)
committerBorislav Petkov <bp@suse.de>
Wed, 20 Oct 2021 13:27:26 +0000 (15:27 +0200)
commitffd3e504c9e0de8b85755f3c7eabbbdd984cfeed
tree4d15092f84aff9e69876a1b01cff81f6407be315
parent126fe0401883598b45b34dbbd5e0d7d8a0aefa21
x86/fpu/xstate: Provide and use for_each_xfeature()

These loops evaluating xfeature bits are really hard to read. Create an
iterator and use for_each_set_bit_from() inside which already does the right
thing.

No functional changes.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20211015011538.958107505@linutronix.de
arch/x86/kernel/fpu/xstate.c