diff options
Diffstat (limited to 'util/nvmutil')
| -rw-r--r-- | util/nvmutil/nvmutil.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c index 175683a5..ce628699 100644 --- a/util/nvmutil/nvmutil.c +++ b/util/nvmutil/nvmutil.c @@ -60,7 +60,7 @@ static void set_err(int); #define SIZE_16KB 0x4000 #define SIZE_128KB 0x20000 -#define MAX_RETRY_READ 200 +#define MAX_RETRY_READ 30 #define items(x) (sizeof((x)) / sizeof((x)[0])) @@ -446,6 +446,9 @@ check_read_or_die(const char *rpath, ssize_t rval, size_t rsize, err(EINTR, "%s: max retries exceeded on file: %s", readtype, rpath); + /* Prevent CPU hog when on spin-locked reads. */ + usleep(1); + /* * Bad read, with errno EINTR (syscall interrupted). * Reset the error state and try again. |