LoongArch: entry: Migrate ret_from_fork() to C

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LoongArch is the only architecture that calls syscall_exit_to_user_mode()
from assembly.

Move the call into C so that this function can be inlined across all
architectures.

Signed-off-by: Charlie Jenkins <charlie@rivosinc.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20250320-riscv_optimize_entry-v6-3-63e187e26041@rivosinc.com

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Charlie Jenkins 2025-03-20 10:29:23 -07:00 • committed by Thomas Gleixner

parent 5b3d6103b3

commit 7ace1602ab

3 changed files with 45 additions and 18 deletions

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8

arch/loongarch/include/asm/asm-prototypes.h

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22

arch/loongarch/kernel/entry.S

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33

arch/loongarch/kernel/process.c

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