diff options
Diffstat (limited to 'innobase/include/buf0buf.ic')
| -rw-r--r-- | innobase/include/buf0buf.ic | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/innobase/include/buf0buf.ic b/innobase/include/buf0buf.ic index e5a2c480922..7227c79dc6a 100644 --- a/innobase/include/buf0buf.ic +++ b/innobase/include/buf0buf.ic @@ -211,8 +211,15 @@ buf_block_align( block = buf_pool_get_nth_block(buf_pool, ((ulint)(ptr - frame_zero)) >> UNIV_PAGE_SIZE_SHIFT); - ut_a(block >= buf_pool->blocks); - ut_a(block < buf_pool->blocks + buf_pool->max_size); + if (block < buf_pool->blocks + || block >= buf_pool->blocks + buf_pool->max_size) { + + fprintf(stderr, +"InnoDB: Error: trying to access a stray pointer %lx\n" +"InnoDB: buf pool start is at %lx, number of pages %lu\n", (ulint)ptr, + (ulint)frame_zero, buf_pool->max_size); + ut_a(0); + } return(block); } @@ -238,8 +245,15 @@ buf_block_align_low( block = buf_pool_get_nth_block(buf_pool, ((ulint)(ptr - frame_zero)) >> UNIV_PAGE_SIZE_SHIFT); - ut_a(block >= buf_pool->blocks); - ut_a(block < buf_pool->blocks + buf_pool->max_size); + if (block < buf_pool->blocks + || block >= buf_pool->blocks + buf_pool->max_size) { + + fprintf(stderr, +"InnoDB: Error: trying to access a stray pointer %lx\n" +"InnoDB: buf pool start is at %lx, number of pages %lu\n", (ulint)ptr, + (ulint)frame_zero, buf_pool->max_size); + ut_a(0); + } return(block); } @@ -259,10 +273,17 @@ buf_frame_align( frame = ut_align_down(ptr, UNIV_PAGE_SIZE); - ut_a((ulint)frame - >= (ulint)(buf_pool_get_nth_block(buf_pool, 0)->frame)); - ut_a((ulint)frame <= (ulint)(buf_pool_get_nth_block(buf_pool, - buf_pool->max_size - 1)->frame)); + if (((ulint)frame + < (ulint)(buf_pool->frame_zero)) + || ((ulint)frame > (ulint)(buf_pool_get_nth_block(buf_pool, + buf_pool->max_size - 1)->frame))) { + fprintf(stderr, +"InnoDB: Error: trying to access a stray pointer %lx\n" +"InnoDB: buf pool start is at %lx, number of pages %lu\n", (ulint)ptr, + (ulint)(buf_pool->frame_zero), buf_pool->max_size); + ut_a(0); + } + return(frame); } |