diff options
Diffstat (limited to 'mbbsd/cache.c')
| -rw-r--r-- | mbbsd/cache.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/mbbsd/cache.c b/mbbsd/cache.c index 6c81ce00..5ac60128 100644 --- a/mbbsd/cache.c +++ b/mbbsd/cache.c @@ -546,27 +546,27 @@ sort_bcache(void) void reload_bcache(void) { - if (SHM->Bbusystate) { - safe_sleep(1); + int i, fd; + for( i = 0 ; i < 10 && SHM->Bbusystate ; ++i ){ + printf("SHM->Bbusystate is currently locked (value: %d). " + "please wait... ", SHM->Bbusystate); + sleep(1); } - else { - int fd; - SHM->Bbusystate = 1; - if ((fd = open(fn_board, O_RDONLY)) > 0) { - SHM->Bnumber = - read(fd, bcache, MAX_BOARD * sizeof(boardheader_t)) / - sizeof(boardheader_t); - close(fd); - } - memset(SHM->lastposttime, 0, MAX_BOARD * sizeof(time_t)); - memset(SHM->total, 0, MAX_BOARD * sizeof(int)); - /* 等所有 boards 資料更新後再設定 uptime */ - SHM->Buptime = SHM->Btouchtime; - log_usies("CACHE", "reload bcache"); - SHM->Bbusystate = 0; - sort_bcache(); + SHM->Bbusystate = 1; + if ((fd = open(fn_board, O_RDONLY)) > 0) { + SHM->Bnumber = + read(fd, bcache, MAX_BOARD * sizeof(boardheader_t)) / + sizeof(boardheader_t); + close(fd); } + memset(SHM->lastposttime, 0, MAX_BOARD * sizeof(time_t)); + memset(SHM->total, 0, MAX_BOARD * sizeof(int)); + /* 等所有 boards 資料更新後再設定 uptime */ + SHM->Buptime = SHM->Btouchtime; + log_usies("CACHE", "reload bcache"); + SHM->Bbusystate = 0; + sort_bcache(); } void resolve_boards(void) |