arm64: kexec: Add comment to explain use of __flush_icache_range()
Now that we understand the deadlock arising from flush_icache_range() on the kexec crash kernel path, add a comment to justify the use of __flush_icache_range() here. Reported-by: NDave Kleikamp <dave.kleikamp@oracle.com> Signed-off-by: NWill Deacon <will.deacon@arm.com>
Showing
想要评论请 注册 或 登录