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| author | Sergei Golubchik <serg@mariadb.org> | 2015-12-09 12:27:04 +0100 |
|---|---|---|
| committer | Sergei Golubchik <serg@mariadb.org> | 2015-12-09 12:27:04 +0100 |
| commit | 9457139e591aa7fb0459788acdbc260db53b0f22 (patch) | |
| tree | 0d694e13a2c8d3ad7a4375ebf647150a67367095 /storage/xtradb/os | |
| parent | db79f4cf613c77391216988d2a9273a68e0c3c11 (diff) | |
| download | mariadb-git-9457139e591aa7fb0459788acdbc260db53b0f22.tar.gz | |
5.5.46-37.6
Diffstat (limited to 'storage/xtradb/os')
| -rw-r--r-- | storage/xtradb/os/os0file.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/storage/xtradb/os/os0file.c b/storage/xtradb/os/os0file.c index ebcacc5c94f..6e1b59aba12 100644 --- a/storage/xtradb/os/os0file.c +++ b/storage/xtradb/os/os0file.c @@ -1231,9 +1231,10 @@ os_file_create_simple_no_error_handling_func( OS_FILE_CREATE if a new file is created (if exists, error) */ ulint access_type,/*!< in: OS_FILE_READ_ONLY, - OS_FILE_READ_WRITE, or - OS_FILE_READ_ALLOW_DELETE; the last option is - used by a backup program reading the file */ + OS_FILE_READ_WRITE, OS_FILE_READ_ALLOW_DELETE + (used by a backup program reading the file), or + OS_FILE_READ_WRITE_CACHED (disable O_DIRECT if + it would be enabled otherwise). */ ibool* success)/*!< out: TRUE if succeed, FALSE if error */ { #ifdef __WIN__ @@ -1256,7 +1257,8 @@ os_file_create_simple_no_error_handling_func( if (access_type == OS_FILE_READ_ONLY) { access = GENERIC_READ; - } else if (access_type == OS_FILE_READ_WRITE) { + } else if (access_type == OS_FILE_READ_WRITE + || access_type == OS_FILE_READ_WRITE_CACHED) { access = GENERIC_READ | GENERIC_WRITE; } else if (access_type == OS_FILE_READ_ALLOW_DELETE) { access = GENERIC_READ; @@ -1317,7 +1319,8 @@ os_file_create_simple_no_error_handling_func( if (file == -1) { *success = FALSE; #ifdef USE_FILE_LOCK - } else if (access_type == OS_FILE_READ_WRITE + } else if ((access_type == OS_FILE_READ_WRITE + || access_type == OS_FILE_READ_WRITE_CACHED) && os_file_lock(file, name)) { *success = FALSE; close(file); @@ -1330,7 +1333,9 @@ os_file_create_simple_no_error_handling_func( disable OS caching (O_DIRECT) here as we do in os_file_create_func(), so we open the same file in the same mode, see man page of open(2). */ - if (srv_unix_file_flush_method == SRV_UNIX_O_DIRECT) { + if ((srv_unix_file_flush_method == SRV_UNIX_O_DIRECT + || srv_unix_file_flush_method == SRV_UNIX_ALL_O_DIRECT) + && access_type != OS_FILE_READ_WRITE_CACHED) { os_file_set_nocache(file, name, mode_str); } } |