* [PATCH] ARC: Fix CONFIG_STACKDEPOT
@ 2021-07-10 14:50 Guenter Roeck
2021-07-13 19:45 ` Vineet Gupta
0 siblings, 1 reply; 2+ messages in thread
From: Guenter Roeck @ 2021-07-10 14:50 UTC (permalink / raw)
To: Vineet Gupta; +Cc: linux-snps-arc, linux-kernel, Guenter Roeck
Enabling CONFIG_STACKDEPOT results in the following build error.
arc-elf-ld: lib/stackdepot.o: in function `filter_irq_stacks':
stackdepot.c:(.text+0x456): undefined reference to `__irqentry_text_start'
arc-elf-ld: stackdepot.c:(.text+0x456): undefined reference to `__irqentry_text_start'
arc-elf-ld: stackdepot.c:(.text+0x476): undefined reference to `__irqentry_text_end'
arc-elf-ld: stackdepot.c:(.text+0x476): undefined reference to `__irqentry_text_end'
arc-elf-ld: stackdepot.c:(.text+0x484): undefined reference to `__softirqentry_text_start'
arc-elf-ld: stackdepot.c:(.text+0x484): undefined reference to `__softirqentry_text_start'
arc-elf-ld: stackdepot.c:(.text+0x48c): undefined reference to `__softirqentry_text_end'
arc-elf-ld: stackdepot.c:(.text+0x48c): undefined reference to `__softirqentry_text_end'
Other architectures address this problem by adding IRQENTRY_TEXT and
SOFTIRQENTRY_TEXT to the text segment, so do the same here.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---
arch/arc/kernel/vmlinux.lds.S | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arc/kernel/vmlinux.lds.S b/arch/arc/kernel/vmlinux.lds.S
index e2146a8da195..529ae50f9fe2 100644
--- a/arch/arc/kernel/vmlinux.lds.S
+++ b/arch/arc/kernel/vmlinux.lds.S
@@ -88,6 +88,8 @@ SECTIONS
CPUIDLE_TEXT
LOCK_TEXT
KPROBES_TEXT
+ IRQENTRY_TEXT
+ SOFTIRQENTRY_TEXT
*(.fixup)
*(.gnu.warning)
}
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] ARC: Fix CONFIG_STACKDEPOT
2021-07-10 14:50 [PATCH] ARC: Fix CONFIG_STACKDEPOT Guenter Roeck
@ 2021-07-13 19:45 ` Vineet Gupta
0 siblings, 0 replies; 2+ messages in thread
From: Vineet Gupta @ 2021-07-13 19:45 UTC (permalink / raw)
To: Guenter Roeck
Cc: linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org
On 7/10/21 7:50 AM, Guenter Roeck wrote:
> Enabling CONFIG_STACKDEPOT results in the following build error.
>
> arc-elf-ld: lib/stackdepot.o: in function `filter_irq_stacks':
> stackdepot.c:(.text+0x456): undefined reference to `__irqentry_text_start'
> arc-elf-ld: stackdepot.c:(.text+0x456): undefined reference to `__irqentry_text_start'
> arc-elf-ld: stackdepot.c:(.text+0x476): undefined reference to `__irqentry_text_end'
> arc-elf-ld: stackdepot.c:(.text+0x476): undefined reference to `__irqentry_text_end'
> arc-elf-ld: stackdepot.c:(.text+0x484): undefined reference to `__softirqentry_text_start'
> arc-elf-ld: stackdepot.c:(.text+0x484): undefined reference to `__softirqentry_text_start'
> arc-elf-ld: stackdepot.c:(.text+0x48c): undefined reference to `__softirqentry_text_end'
> arc-elf-ld: stackdepot.c:(.text+0x48c): undefined reference to `__softirqentry_text_end'
>
> Other architectures address this problem by adding IRQENTRY_TEXT and
> SOFTIRQENTRY_TEXT to the text segment, so do the same here.
>
> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Thx for the fix. Added to for-curr
-Vineet
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