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LoongArch: Replace kmap_atomic() with kmap_local_page() in copy_user_highpage()
authorHuacai Chen <chenhuacai@loongson.cn>
Wed, 18 Oct 2023 00:42:52 +0000 (08:42 +0800)
committerHuacai Chen <chenhuacai@loongson.cn>
Wed, 18 Oct 2023 00:42:52 +0000 (08:42 +0800)
commit477a0ebec101359f49d92796e3b609857d564b52
treeaa4d25131608db23cdad1e20058b51f8d0a4d929tree | snapshot
parent449c2756c2323c9e32b2a2fa9c8b59ce91b5819dcommit | diff
LoongArch: Replace kmap_atomic() with kmap_local_page() in copy_user_highpage()

Replace kmap_atomic()/kunmap_atomic() calls with kmap_local_page()/
kunmap_local() in copy_user_highpage() which can be invoked from both
preemptible and atomic context [1].

[1] https://lore.kernel.org/all/20201029222652.302358281@linutronix.de/

Suggested-by: Deepak R Varma <drv@mailo.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
arch/loongarch/mm/init.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git