Merge pull request #2208 from martin-frbg/munmap-debug

Provide more information on mmap/munmap failure
This commit is contained in:
Martin Kroeker
2019-08-09 07:55:35 +02:00
committed by GitHub

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@@ -2041,8 +2041,12 @@ static BLASULONG alloc_lock = 0UL;
static void alloc_mmap_free(struct release_t *release){
if (!release->address) return;
if (munmap(release -> address, BUFFER_SIZE)) {
printf("OpenBLAS : munmap failed\n");
int errsv=errno;
perror("OpenBLAS : munmap failed:");
printf("error code=%d,\trelease->address=%lx\n",errsv,release->address);
}
}
@@ -2073,6 +2077,12 @@ static void *alloc_mmap(void *address){
#if (defined(SMP) || defined(USE_LOCKING)) && !defined(USE_OPENMP)
UNLOCK_COMMAND(&alloc_lock);
#endif
} else {
#ifdef DEBUG
int errsv=errno;
perror("OpenBLAS : mmap failed:");
printf("error code=%d,\tmap_address=%lx\n",errsv,map_address);
#endif
}
#ifdef OS_LINUX