diff options
| author | unknown <igor@rurik.mysql.com> | 2003-05-13 12:06:34 -0700 |
|---|---|---|
| committer | unknown <igor@rurik.mysql.com> | 2003-05-13 12:06:34 -0700 |
| commit | f0fc67294ce1e9fa20c332a418dbd9ae20b85051 (patch) | |
| tree | 28a8aee7df945e25fd60dad082ebf603598d099a /mysys/mf_keycache.c | |
| parent | 9f22d16669969dbbba5e9b1198e1623ef02c0289 (diff) | |
| download | mariadb-git-f0fc67294ce1e9fa20c332a418dbd9ae20b85051.tar.gz | |
logging_ok:
Logging to logging@openlogging.org accepted
mf_keycache.c:
Fixed a deadlock when reading from an index file fails.
mysys/mf_keycache.c:
Fixed a deadlock when reading from an index file fails.
BitKeeper/etc/logging_ok:
Logging to logging@openlogging.org accepted
Diffstat (limited to 'mysys/mf_keycache.c')
| -rw-r--r-- | mysys/mf_keycache.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/mysys/mf_keycache.c b/mysys/mf_keycache.c index 45cbcdb3ab7..264037e9a70 100644 --- a/mysys/mf_keycache.c +++ b/mysys/mf_keycache.c @@ -826,7 +826,7 @@ restart: (uint) hash_link->file,(ulong) hash_link->diskpos)); } } - KEYCACHE_DBUG_ASSERT(n <= my_hash_links_used); + KEYCACHE_DBUG_ASSERT(cnt <= my_hash_links_used); #endif } if (! hash_link) @@ -1063,6 +1063,9 @@ restart: KEYCACHE_DBUG_ASSERT(page_status != -1); *page_st=page_status; + KEYCACHE_DBUG_PRINT("find_key_block", + ("file %u, filepos %lu, page_status %lu", + (uint) file,(ulong) filepos,(uint) page_status)); #if !defined(DBUG_OFF) && defined(EXTRA_DEBUG) DBUG_EXECUTE("check_keycache2",test_key_cache("end of find_key_block",0);); @@ -1181,7 +1184,7 @@ byte *key_cache_read(File file, my_off_t filepos, byte *buff, uint length, keycache_pthread_mutex_lock(&THR_LOCK_keycache); my_cache_r_requests++; block=find_key_block(file,filepos,0,&page_st); - if (page_st != PAGE_READ) + if (block->status != BLOCK_ERROR && page_st != PAGE_READ) { /* The requested page is to be read into the block buffer */ read_block(block,key_cache_block_size,read_length+offset, @@ -1303,7 +1306,7 @@ int key_cache_write(File file, my_off_t filepos, byte *buff, uint length, keycache_pthread_mutex_lock(&THR_LOCK_keycache); my_cache_w_requests++; block=find_key_block(file, filepos, 1, &page_st); - if (page_st != PAGE_READ && + if (block->status != BLOCK_ERROR && page_st != PAGE_READ && (offset || read_length < key_cache_block_size)) read_block(block, offset + read_length >= key_cache_block_size? |