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Differential D22119 Diff 64589 head/sys/kern/sysv_shm.c

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head/sys/kern/sysv_shm.c

Show First 20 Lines • Show All 745 Lines • ▼ Show 20 Lines if (racct_enable) {
PROC_LOCK(td->td_proc); PROC_LOCK(td->td_proc);
racct_sub(td->td_proc, RACCT_NSHM, 1); racct_sub(td->td_proc, RACCT_NSHM, 1);
racct_sub(td->td_proc, RACCT_SHMSIZE, size); racct_sub(td->td_proc, RACCT_SHMSIZE, size);
PROC_UNLOCK(td->td_proc); PROC_UNLOCK(td->td_proc);
} }
#endif #endif
return (ENOMEM); return (ENOMEM);
} }
shm_object->pg_color = 0;
VM_OBJECT_WLOCK(shm_object);
vm_object_clear_flag(shm_object, OBJ_ONEMAPPING);
vm_object_set_flag(shm_object, OBJ_COLORED | OBJ_NOSPLIT);
VM_OBJECT_WUNLOCK(shm_object);
shmseg->object = shm_object; shmseg->object = shm_object;
shmseg->u.shm_perm.cuid = shmseg->u.shm_perm.uid = cred->cr_uid; shmseg->u.shm_perm.cuid = shmseg->u.shm_perm.uid = cred->cr_uid;
shmseg->u.shm_perm.cgid = shmseg->u.shm_perm.gid = cred->cr_gid; shmseg->u.shm_perm.cgid = shmseg->u.shm_perm.gid = cred->cr_gid;
shmseg->u.shm_perm.mode = (mode & ACCESSPERMS) | SHMSEG_ALLOCATED; shmseg->u.shm_perm.mode = (mode & ACCESSPERMS) | SHMSEG_ALLOCATED;
shmseg->u.shm_perm.key = uap->key; shmseg->u.shm_perm.key = uap->key;
shmseg->u.shm_perm.seq = (shmseg->u.shm_perm.seq + 1) & 0x7fff; shmseg->u.shm_perm.seq = (shmseg->u.shm_perm.seq + 1) & 0x7fff;
shmseg->cred = crhold(cred); shmseg->cred = crhold(cred);
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