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本帖最后由 nswcfd 于 2015-10-12 19:11 编辑
以下高亮部分是有区别的地方,可以发现,这些地方都没有栈的指针。
这些信息应该是gdb自己添加进去的。
#0 lowmem_shrink (s=<optimized out>, sc=0xec923c84) at drivers/staging/android/lowmemorykiller.c:89 */
#1 0xc00a0374 in do_shrinker_shrink (nr_to_scan=0, sc=0xec923d78, shrinker=0xc0518488 <lowmem_shrinker> at mm/vmscan.c:277
#2 shrink_slab (shrink=0xec923d78, shrink@entry=0xec923d70, nr_pages_scanned=1, lru_pages=3226603292, lru_pages@entry=52207) at mm/vmscan.c:326
#3 0xc00a3010 in do_try_to_free_pages (shrink=0xec923d70, sc=0xec923d78, zonelist=0xc0520830 <contig_page_data+2208> at mm/vmscan.c:2426
#4 try_to_free_pages (zonelist=zonelist@entry=0xc0520830 <contig_page_data+2208>, order=order@entry=64, gfp_mask=gfp_mask@entry=131290, nodemask=nodemask@entry=0x0)
at mm/vmscan.c:2509
#5 0xc0097c24 in __alloc_pages_direct_reclaim (did_some_progress=<synthetic pointer>, migratetype=131290, preferred_zone=0x40, alloc_flags=2, nodemask=0x0,
high_zoneidx=<optimized out>, zonelist=0xc0520830 <contig_page_data+2208>, order=0, gfp_mask=131290) at mm/page_alloc.c:2129
#6 __alloc_pages_slowpath (migratetype=131290, preferred_zone=0x1, nodemask=0x0, high_zoneidx=ZONE_MOVABLE, zonelist=0xc0520830 <contig_page_data+2208>, order=0, gfp_mask=131290)
at mm/page_alloc.c:2351
#7 __alloc_pages_nodemask (gfp_mask=131290, order=order@entry=0, zonelist=0xc0520830 <contig_page_data+2208>, nodemask=nodemask@entry=0x0) at mm/page_alloc.c:2479
#8 0xc00b11a8 in __alloc_pages (zonelist=<optimized out>, order=0, gfp_mask=131290) at include/linux/gfp.h:302
#9 alloc_pages_node (order=0, gfp_mask=131290, nid=<optimized out> at include/linux/gfp.h:312
#10 __alloc_zeroed_user_highpage (vaddr=793632768, vma=0xecefd230, movableflags= at include/linux/highmem.h:192
#11 alloc_zeroed_user_highpage_movable (vaddr=793632768, vma=0xecefd230) at include/linux/highmem.h:214
#12 do_anonymous_page (flags=3221952572, pmd=0xecefd230, page_table=0xec1fc378, address=793632768, vma=0xecefd230, mm=0xec905c80) at mm/memory.c:3179
#13 handle_pte_fault (mm=mm@entry=0xec905c80, vma=vma@entry=0xecefd230, address=address@entry=793632768, pte=0xec1fc378, pmd=pmd@entry=0xec92cbd0, flags=flags@entry=41)
at mm/memory.c:3484
#14 0xc00b183c in handle_mm_fault (mm=mm@entry=0xec905c80, vma=vma@entry=0xecefd230, address=address@entry=793632768, flags=flags@entry=41) at mm/memory.c:3598
#15 0xc0013c0c in __do_page_fault (tsk=0xec91c400, flags=41, fsr=2071, addr=793632768, mm=0xec905c80) at arch/arm/mm/fault.c:247
#16 do_page_fault (addr=793632768, fsr=2071, regs=0xec923fb0) at arch/arm/mm/fault.c:309
#17 0xc00083b0 in do_DataAbort (addr=793632768, fsr=2071, regs=0xec923fb0) at arch/arm/mm/fault.c:548
#18 0xc000dc74 in __dabt_usr () at arch/arm/kernel/entry-armv.S:410 |
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