diff options
Diffstat (limited to '0001-Disable-attach_sysvshm.patch')
| -rw-r--r-- | 0001-Disable-attach_sysvshm.patch | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/0001-Disable-attach_sysvshm.patch b/0001-Disable-attach_sysvshm.patch new file mode 100644 index 000000000000..ecd38778d0ee --- /dev/null +++ b/0001-Disable-attach_sysvshm.patch @@ -0,0 +1,40 @@ +--- a/shm.c ++++ b/shm.c +@@ -100,36 +100,7 @@ + /* Attach a sysv style shared memory segment. */ + void attach_sysvshm(char *name, char *opt) + { +- struct shmid_ds s; +- key_t key = sysvkey(name); +- +- shmfd = shmget(key, shmlen, shmflags); +- if (shmfd < 0 && errno == ENOENT) { +- if (shmlen == 0) +- complain( +- "need a --length to create a sysv shared memory segment"); +- fprintf(stderr, +- "numactl: Creating shared memory segment %s id %ld mode %04o length %.fMB\n", +- name, shmid, shmmode, ((double)(shmlen + shmoffset)) / (1024*1024) ); +- shmfd = shmget(key, shmlen + shmoffset, IPC_CREAT|shmmode|shmflags); +- if (shmfd < 0) +- nerror("cannot create shared memory segment"); +- } +- +- if (shmlen == 0) { +- if (shmctl(shmfd, IPC_STAT, &s) < 0) +- err("shmctl IPC_STAT"); +- shmlen = s.shm_segsz; +- } +- +- shmptr = shmat(shmfd, NULL, 0); +- if (shmptr == (void*)-1) +- err("shmat"); +- shmptr += shmoffset; +- +- shm_pagesize = (shmflags & SHM_HUGETLB) ? huge_page_size() : getpagesize(); +- +- check_region(opt); ++ nerror("cannot create shared memory segment"); + } + + /* Attach a shared memory file. */ |