From mboxrd@z Thu Jan 1 00:00:00 1970 From: noamca@mellanox.com (Noam Camus) Date: Sun, 28 May 2017 09:52:07 +0300 Subject: [PATCH v2 10/11] ARC: enable platform specific mem_service implementation In-Reply-To: <1495954328-28736-1-git-send-email-noamca@mellanox.com> References: <1495954328-28736-1-git-send-email-noamca@mellanox.com> List-ID: Message-ID: <1495954328-28736-11-git-send-email-noamca@mellanox.com> To: linux-snps-arc@lists.infradead.org From: Noam Camus For User Mode Memory Bus Error some platforms do not creat interrupt level 2 e.g. nps400 creates machine check exception. Turning mem_service into weak symbol allows each platform to override mem_service with its own implementation. Signed-off-by: Noam Camus --- arch/arc/kernel/entry-compact.S | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/arch/arc/kernel/entry-compact.S b/arch/arc/kernel/entry-compact.S index f285dbb..c5736d6 100644 --- a/arch/arc/kernel/entry-compact.S +++ b/arch/arc/kernel/entry-compact.S @@ -200,8 +200,9 @@ END(handle_interrupt_level2) ; --------------------------------------------- ; User Mode Memory Bus Error Interrupt Handler ; (Kernel mode memory errors handled via separate exception vectors) +; Platforms can override this weak version if needed ; --------------------------------------------- -ENTRY(mem_service) +WEAK(mem_service) INTERRUPT_PROLOGUE 2 -- 1.7.1