diff options
| -rw-r--r-- | util/shmctl.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/util/shmctl.c b/util/shmctl.c index c4cb6870..cdecb408 100644 --- a/util/shmctl.c +++ b/util/shmctl.c @@ -864,6 +864,47 @@ int rlfcache(int argc, char **argv) return 0; } +int iszero(void *addr, int size) +{ + char *a=(char*)addr; + int i; + for(i=0;i<size;i++) + if(a[i]!=0) return 0; + return 1; +} + +#define TESTZERO(x,i) do { if(!iszero((x), sizeof(x))) printf("%s is dirty(i=%d)\n",#x,i); } while(0); +int testgap(int argc, char *argv[]) +{ + int i; + TESTZERO(SHM->gap_1,0); + TESTZERO(SHM->gap_2,0); + TESTZERO(SHM->gap_3,0); + TESTZERO(SHM->gap_4,0); + TESTZERO(SHM->gap_5,0); + TESTZERO(SHM->gap_6,0); + TESTZERO(SHM->gap_7,0); + TESTZERO(SHM->gap_8,0); + TESTZERO(SHM->gap_9,0); + TESTZERO(SHM->gap_10,0); + TESTZERO(SHM->gap_11,0); + TESTZERO(SHM->gap_12,0); + TESTZERO(SHM->gap_13,0); + TESTZERO(SHM->gap_14,0); + TESTZERO(SHM->gap_15,0); + TESTZERO(SHM->gap_16,0); + TESTZERO(SHM->gap_17,0); + TESTZERO(SHM->gap_18,0); + TESTZERO(SHM->gap_19,0); + for(i=0; i<USHM_SIZE; i++) { + TESTZERO(SHM->uinfo[i].gap_1,i); + TESTZERO(SHM->uinfo[i].gap_2,i); + TESTZERO(SHM->uinfo[i].gap_3,i); + TESTZERO(SHM->uinfo[i].gap_4,i); + } + return 0; +} + struct { int (*func)(int, char **); char *cmd, *descript; @@ -890,6 +931,7 @@ struct { {usermode, "usermode", "list #users in the same mode"}, {torb, "reloadbcache", "reload bcache"}, {rlfcache, "reloadfcache", "reload fcache"}, + {testgap, "testgap", "test gap"}, {NULL, NULL, NULL} }; extern char ** environ; |