x86/msr: Document the I/O-like write semantics in the msr driver

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Explain why msr_write() does not advance the index.

  [ bp: Massage commit message. ]

Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://patch.msgid.link/20260629173759.1770596-1-twiederh@redhat.com

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Tim Wiederhake 2026-06-29 19:37:59 +02:00 • committed by Borislav Petkov (AMD)

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commit b096d79bc1

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arch/x86/kernel/msr.c

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