Messages in this thread Patch in this message | | | Date | Wed, 23 Jun 2021 22:08:55 -0000 | From | "tip-bot2 for Thomas Gleixner" <> | Subject | [tip: x86/fpu] x86/fpu: Mark init_fpstate __ro_after_init |
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The following commit has been merged into the x86/fpu branch of tip:
Commit-ID: bf68a7d98922e1665019b8bf0c4791500837c857 Gitweb: https://git.kernel.org/tip/bf68a7d98922e1665019b8bf0c4791500837c857 Author: Thomas Gleixner <tglx@linutronix.de> AuthorDate: Wed, 23 Jun 2021 14:02:24 +02:00 Committer: Borislav Petkov <bp@suse.de> CommitterDate: Wed, 23 Jun 2021 19:58:45 +02:00
x86/fpu: Mark init_fpstate __ro_after_init
Nothing has to write into that state after init.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Borislav Petkov <bp@suse.de> Link: https://lkml.kernel.org/r/20210623121456.992342060@linutronix.de --- arch/x86/kernel/fpu/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index 5295cba..7ada7bd 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -23,7 +23,7 @@ * Represents the initial FPU state. It's mostly (but not completely) zeroes, * depending on the FPU hardware format: */ -union fpregs_state init_fpstate __read_mostly; +union fpregs_state init_fpstate __ro_after_init; /* * Track whether the kernel is using the FPU state
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