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authorBrian Gerst <brgerst@gmail.com>2023-03-16 23:21:05 +0100
committerThomas Gleixner <tglx@linutronix.de>2023-03-21 13:35:53 +0100
commit8f6be6d870e8a078fcc956fc2ff8d7cff67795ee (patch)
treeda909e2da004596011c3d04b03343e889fca6479 /samples
parentx86/smpboot: Remove early_gdt_descr on 64-bit (diff)
downloadlinux-8f6be6d870e8a078fcc956fc2ff8d7cff67795ee.tar.xz
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x86/smpboot: Remove initial_gs
Given its CPU#, each CPU can find its own per-cpu offset, and directly set GSBASE accordingly. The global variable can be eliminated. Signed-off-by: Brian Gerst <brgerst@gmail.com> Signed-off-by: David Woodhouse <dwmw@amazon.co.uk> Signed-off-by: Usama Arif <usama.arif@bytedance.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Usama Arif <usama.arif@bytedance.com> Tested-by: Guilherme G. Piccoli <gpiccoli@igalia.com> Reviewed-by: David Woodhouse <dwmw@amazon.co.uk> Link: https://lore.kernel.org/r/20230316222109.1940300-9-usama.arif@bytedance.com
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