Provide more information on mmap/munmap failure

for #2207
This commit is contained in:
Martin Kroeker 2019-08-08 23:15:35 +02:00 committed by GitHub
parent abea977ded
commit 4e2f81cfa1
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 1 deletions

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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 0;
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