Commit 0cac21b0 authored by Andreas Schwab's avatar Andreas Schwab Committed by Palmer Dabbelt

riscv: use 16KB kernel stack on 64-bit

With the current 8KB stack size there are frequent overflows in a 64-bit
configuration.  We may split IRQ stacks off in the future, but this fixes a
number of issues right now.
Signed-off-by: default avatarAndreas Schwab <schwab@suse.de>
Reviewed-by: default avatarAnup Patel <anup@brainfault.org>
[Palmer: mention irqstack in the commit text]
Fixes: 7db91e57 ("RISC-V: Task implementation")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarPalmer Dabbelt <palmerdabbelt@google.com>
parent 11ba4688
...@@ -12,7 +12,11 @@ ...@@ -12,7 +12,11 @@
#include <linux/const.h> #include <linux/const.h>
/* thread information allocation */ /* thread information allocation */
#ifdef CONFIG_64BIT
#define THREAD_SIZE_ORDER (2)
#else
#define THREAD_SIZE_ORDER (1) #define THREAD_SIZE_ORDER (1)
#endif
#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER) #define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
#ifndef __ASSEMBLY__ #ifndef __ASSEMBLY__
......
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