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Merge changes I49c9f064,I946e8564

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* changes:
  llkd: Add cma_alloc stack symbol checking
  llkd: Add __get_user_page stack symbol checking
This commit is contained in:
Mark Salyzyn 2018-10-08 14:22:18 +00:00 • committed by Gerrit Code Review
commit 6cc230f587
2 changed files with 2 additions and 2 deletions
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2
llkd/README.md
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@ -127,7 +127,7 @@ Only active on userdebug and eng builds.
default 2 minutes samples of threads for D or Z.
#### ro.llk.stack
default *empty* or false, comma separated list of kernel symbols.
default cma_alloc,__get_user_pages, comma separated list of kernel symbols.
The string "*false*" is the equivalent to an *empty* list.
Look for kernel stack symbols that if ever persistently present can
indicate a subsystem is locked up.

2
llkd/include/llkd.h
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@ -48,7 +48,7 @@ unsigned llkCheckMilliseconds(void);
/* LLK_CHECK_MS_DEFAULT = actual timeout_ms / LLK_CHECKS_PER_TIMEOUT_DEFAULT */
#define LLK_CHECKS_PER_TIMEOUT_DEFAULT 5
#define LLK_CHECK_STACK_PROPERTY "ro.llk.stack"
#define LLK_CHECK_STACK_DEFAULT ""
#define LLK_CHECK_STACK_DEFAULT "cma_alloc,__get_user_pages"
#define LLK_BLACKLIST_PROCESS_PROPERTY "ro.llk.blacklist.process"
#define LLK_BLACKLIST_PROCESS_DEFAULT \
"0,1,2,init,[kthreadd],[khungtaskd],lmkd,lmkd.llkd,llkd,watchdogd,[watchdogd],[watchdogd/0]"