On Mon, Jan 18, 2021 at 11:54 PM Randy Dunlap <rdun...@infradead.org> wrote: > > On 1/18/21 1:56 AM, vji...@codeaurora.org wrote: > > From: Yogesh Lal <y...@codeaurora.org> > > > > Use CONFIG_STACK_HASH_ORDER to configure STACK_HASH_SIZE. > > > > Aim is to have configurable value for STACK_HASH_SIZE, > > so depend on use case one can configure it. > > > > One example is of Page Owner, default value of > > STACK_HASH_SIZE lead stack depot to consume 8MB of static memory. > > Making it configurable and use lower value helps to enable features like > > CONFIG_PAGE_OWNER without any significant overhead. > > > > Signed-off-by: Yogesh Lal <y...@codeaurora.org> > > Signed-off-by: Vinayak Menon <vinme...@codeaurora.org> > > Signed-off-by: Vijayanand Jitta <vji...@codeaurora.org> > > Hi, > > Did you see > https://lore.kernel.org/lkml/202101050729.cwtd47yw-...@intel.com/ > > It seems that arch/arc/ does not have: > arc-elf-ld: lib/stackdepot.o: in function `filter_irq_stacks': > (.text+0x6): undefined reference to `__irqentry_text_start' > >> arc-elf-ld: (.text+0x6): undefined reference to `__irqentry_text_start' > >> arc-elf-ld: (.text+0x26): undefined reference to `__irqentry_text_end' > >> arc-elf-ld: (.text+0x26): undefined reference to `__irqentry_text_end' > >> arc-elf-ld: (.text+0x34): undefined reference to > >> `__softirqentry_text_start' > >> arc-elf-ld: (.text+0x34): undefined reference to > >> `__softirqentry_text_start' > >> arc-elf-ld: (.text+0x3c): undefined reference to `__softirqentry_text_end' > >> arc-elf-ld: (.text+0x3c): undefined reference to `__softirqentry_text_end' > Hi Randy,
Could you try out the following patch? Thanks, Alex diff --git a/arch/arc/kernel/vmlinux.lds.S b/arch/arc/kernel/vmlinux.lds.S index 33ce59d91461..94d3f9620d0b 100644 --- a/arch/arc/kernel/vmlinux.lds.S +++ b/arch/arc/kernel/vmlinux.lds.S @@ -83,6 +83,8 @@ SECTIONS .text : { _text = .; + IRQENTRY_TEXT + SOFTIRQENTRY_TEXT TEXT_TEXT SCHED_TEXT CPUIDLE_TEXT