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Searched refs:maxpipekva (Results 1 – 4 of 4) sorted by relevance

/f-stack/freebsd/kern/
H A Dsubr_param.c106 u_long maxpipekva; /* Limit on pipe KVA */ variable
322 maxpipekva = ptoa(physpages / 64); in init_param2()
323 TUNABLE_LONG_FETCH("kern.ipc.maxpipekva", &maxpipekva); in init_param2()
324 if (maxpipekva < 512 * 1024) in init_param2()
325 maxpipekva = 512 * 1024; in init_param2()
326 if (maxpipekva > (VM_MAX_KERNEL_ADDRESS - VM_MIN_KERNEL_ADDRESS) / 64) in init_param2()
327 maxpipekva = (VM_MAX_KERNEL_ADDRESS - VM_MIN_KERNEL_ADDRESS) / in init_param2()
H A Dsys_pipe.c213 SYSCTL_LONG(_kern_ipc, OID_AUTO, maxpipekva, CTLFLAG_RDTUN | CTLFLAG_NOFETCH,
214 &maxpipekva, 0, "Pipe KVA limit");
683 maxpipekva / 2 ? SMALL_PIPE_SIZE : PIPE_SIZE); in pipe_create()
711 if (amountpipekva > (3 * maxpipekva) / 4) { in pipe_read()
1100 if (amountpipekva > maxpipekva / 2) in pipe_write()
1108 if (amountpipekva > (3 * maxpipekva) / 4 && in pipe_write()
/f-stack/freebsd/sys/
H A Dpipe.h59 extern long maxpipekva;
/f-stack/freebsd/vm/
H A Dvm_init.c258 kmem_subinit(pipe_map, kernel_map, &minaddr, &maxaddr, maxpipekva, in vm_ksubmap_init()