diff options
Diffstat (limited to 'innobase/os/os0file.c')
| -rw-r--r-- | innobase/os/os0file.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/innobase/os/os0file.c b/innobase/os/os0file.c index 3ca0fbd68a4..0297388c413 100644 --- a/innobase/os/os0file.c +++ b/innobase/os/os0file.c @@ -11,6 +11,7 @@ Created 10/21/1995 Heikki Tuuri #include "ut0mem.h" #include "srv0srv.h" #include "fil0fil.h" +#include "buf0buf.h" #undef HAVE_FDATASYNC @@ -2105,6 +2106,7 @@ os_aio_simulated_handle( ibool ret; ulint n; ulint i; + ulint len2; segment = os_aio_get_array_and_local_segment(&array, global_segment); @@ -2260,6 +2262,29 @@ consecutive_loop: /* Do the i/o with ordinary, synchronous i/o functions: */ if (slot->type == OS_FILE_WRITE) { + if (array == os_aio_write_array) { + + /* Do a 'last millisecond' check that the page end + is sensible; reported page checksum errors from + Linux seem to wipe over the page end */ + + for (len2 = 0; len2 + UNIV_PAGE_SIZE <= total_len; + len2 += UNIV_PAGE_SIZE) { + if (mach_read_from_4(combined_buf + len2 + + FIL_PAGE_LSN + 4) + != mach_read_from_4(combined_buf + len2 + + UNIV_PAGE_SIZE + - FIL_PAGE_END_LSN + 4)) { + ut_print_timestamp(stderr); + fprintf(stderr, +" InnoDB: ERROR: The page to be written seems corrupt!\n"); + page_print(combined_buf + len2); + fprintf(stderr, +"InnoDB: ERROR: The page to be written seems corrupt!\n"); + } + } + } + ret = os_file_write(slot->name, slot->file, combined_buf, slot->offset, slot->offset_high, total_len); } else { |