diff options
Diffstat (limited to 'src/config.h')
-rw-r--r-- | src/config.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/config.h b/src/config.h index 617682fcf..ce7e53b02 100644 --- a/src/config.h +++ b/src/config.h @@ -55,6 +55,19 @@ /* Define rdb_fsync_range to sync_file_range() on Linux, otherwise we use * the plain fsync() call. */ #ifdef __linux__ +#include <linux/version.h> +#ifdef __GLIBC__ +#if (LINUX_VERSION_CODE >= 0x020617 && GLIBC_VERSION_AT_LEAST(2, 6)) +#define HAVE_SYNC_FILE_RANGE 1 +#endif +#else +#if (LINUX_VERSION_CODE >= 0x020617) +#define HAVE_SYNC_FILE_RANGE 1 +#endif +#endif +#endif + +#ifdef HAVE_SYNC_FILE_RANGE #define rdb_fsync_range(fd,off,size) sync_file_range(fd,off,size,SYNC_FILE_RANGE_WAIT_BEFORE|SYNC_FILE_RANGE_WRITE) #else #define rdb_fsync_range(fd,off,size) fsync(fd) |