]> www.infradead.org Git - users/jedix/linux-maple.git/commit
arm64: Return early when break handler is found on linked-list
authorLiao Chang <liaochang1@huawei.com>
Thu, 24 Oct 2024 03:41:20 +0000 (03:41 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Fri, 1 Nov 2024 15:31:02 +0000 (15:31 +0000)
commit9a0e3b92b02e7a921b22f4d00d87e3506d06b92a
tree906bd25fb09ffe550e697c47dc08dc6de322c228
parentf8192813dcbe6d27e7031d9d353ea1fcc67052fd
arm64: Return early when break handler is found on linked-list

The search for breakpoint handlers iterate through the entire
linked list. Given that all registered hook has a valid fn field, and no
registered hooks share the same mask and imm. This commit optimize the
efficiency slightly by returning early as a matching handler is found.

Signed-off-by: Liao Chang <liaochang1@huawei.com>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20241024034120.3814224-1-liaochang1@huawei.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/kernel/debug-monitors.c