x86/entry: Provide idtentry_enter/exit_user()

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As there are exceptions which already handle entry from user mode and from
kernel mode separately, providing explicit user entry/exit handling callbacks
makes sense and makes the code easier to understand.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Andy Lutomirski <luto@kernel.org>
Link: https://lore.kernel.org/r/20200521202117.289548561@linutronix.de

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Thomas Gleixner 2020-05-21 22:05:18 +02:00

parent 3eeec38584

commit 9f9781b60d

2 changed files with 34 additions and 0 deletions

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31

arch/x86/entry/common.c

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3

arch/x86/include/asm/idtentry.h

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