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authorLinus Torvalds <torvalds@linux-foundation.org>2021-06-29 17:29:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-29 17:29:11 -0700
commit65090f30ab791810a3dc840317e57df05018559c (patch)
treef417526656da37109777e89613e140ffc59228bc /lib/dump_stack.c
parent349a2d52ffe59b7a0c5876fa7ee9f3eaf188b830 (diff)
parent0ed950d1f28142ccd9a9453c60df87853530d778 (diff)
Merge branch 'akpm' (patches from Andrew)
Merge misc updates from Andrew Morton: "191 patches. Subsystems affected by this patch series: kthread, ia64, scripts, ntfs, squashfs, ocfs2, kernel/watchdog, and mm (gup, pagealloc, slab, slub, kmemleak, dax, debug, pagecache, gup, swap, memcg, pagemap, mprotect, bootmem, dma, tracing, vmalloc, kasan, initialization, pagealloc, and memory-failure)" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (191 commits) mm,hwpoison: make get_hwpoison_page() call get_any_page() mm,hwpoison: send SIGBUS with error virutal address mm/page_alloc: split pcp->high across all online CPUs for cpuless nodes mm/page_alloc: allow high-order pages to be stored on the per-cpu lists mm: replace CONFIG_FLAT_NODE_MEM_MAP with CONFIG_FLATMEM mm: replace CONFIG_NEED_MULTIPLE_NODES with CONFIG_NUMA docs: remove description of DISCONTIGMEM arch, mm: remove stale mentions of DISCONIGMEM mm: remove CONFIG_DISCONTIGMEM m68k: remove support for DISCONTIGMEM arc: remove support for DISCONTIGMEM arc: update comment about HIGHMEM implementation alpha: remove DISCONTIGMEM and NUMA mm/page_alloc: move free_the_page mm/page_alloc: fix counting of managed_pages mm/page_alloc: improve memmap_pages dbg msg mm: drop SECTION_SHIFT in code comments mm/page_alloc: introduce vm.percpu_pagelist_high_fraction mm/page_alloc: limit the number of pages on PCP lists when reclaim is active mm/page_alloc: scale the number of pages that are batch freed ...
Diffstat (limited to 'lib/dump_stack.c')
-rw-r--r--lib/dump_stack.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/lib/dump_stack.c b/lib/dump_stack.c
index 5ebf4375fa8c..27f16872320d 100644
--- a/lib/dump_stack.c
+++ b/lib/dump_stack.c
@@ -73,10 +73,10 @@ void show_regs_print_info(const char *log_lvl)
dump_stack_print_info(log_lvl);
}
-static void __dump_stack(void)
+static void __dump_stack(const char *log_lvl)
{
- dump_stack_print_info(KERN_DEFAULT);
- show_stack(NULL, NULL, KERN_DEFAULT);
+ dump_stack_print_info(log_lvl);
+ show_stack(NULL, NULL, log_lvl);
}
/**
@@ -84,7 +84,7 @@ static void __dump_stack(void)
*
* Architectures can override this implementation by implementing its own.
*/
-asmlinkage __visible void dump_stack(void)
+asmlinkage __visible void dump_stack_lvl(const char *log_lvl)
{
unsigned long flags;
@@ -93,7 +93,13 @@ asmlinkage __visible void dump_stack(void)
* against other CPUs
*/
printk_cpu_lock_irqsave(flags);
- __dump_stack();
+ __dump_stack(log_lvl);
printk_cpu_unlock_irqrestore(flags);
}
+EXPORT_SYMBOL(dump_stack_lvl);
+
+asmlinkage __visible void dump_stack(void)
+{
+ dump_stack_lvl(KERN_DEFAULT);
+}
EXPORT_SYMBOL(dump_stack);