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dbbaf04f1e
Idle page zeroing has been disabled by default on all architectures since r170816 and has some bugs that make it seemingly unusable. Specifically, the idle-priority pagezero thread exacerbates contention for the free page lock, and yields the CPU without releasing it in non-preemptive kernels. The pagezero thread also does not behave correctly when superpage reservations are enabled: its target is a function of v_free_count, which includes reserved-but-free pages, but it is only able to zero pages belonging to the physical memory allocator. Reviewed by: alc, imp, kib Differential Revision: https://reviews.freebsd.org/D7714 |
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.. | ||
pc | ||
xen | ||
_align.h | ||
_bus.h | ||
_inttypes.h | ||
_limits.h | ||
_stdint.h | ||
_types.h | ||
acpica_machdep.h | ||
apm_bios.h | ||
apm_segments.h | ||
asm.h | ||
asmacros.h | ||
atomic.h | ||
bootinfo.h | ||
bus_dma.h | ||
bus.h | ||
clock.h | ||
counter.h | ||
cpu.h | ||
cpufunc.h | ||
cputypes.h | ||
cserial.h | ||
db_machdep.h | ||
dump.h | ||
elan_mmcr.h | ||
elf.h | ||
endian.h | ||
exec.h | ||
fdt.h | ||
float.h | ||
floatingpoint.h | ||
frame.h | ||
gdb_machdep.h | ||
ieeefp.h | ||
if_wl_wavelan.h | ||
in_cksum.h | ||
intr_machdep.h | ||
ioctl_bt848.h | ||
ioctl_meteor.h | ||
iodev.h | ||
kdb.h | ||
limits.h | ||
md_var.h | ||
memdev.h | ||
metadata.h | ||
minidump.h | ||
mp_watchdog.h | ||
nexusvar.h | ||
npx.h | ||
ofw_machdep.h | ||
param.h | ||
pcaudioio.h | ||
pcb_ext.h | ||
pcb.h | ||
pci_cfgreg.h | ||
pcpu.h | ||
perfmon.h | ||
pmap.h | ||
pmc_mdep.h | ||
ppireg.h | ||
proc.h | ||
profile.h | ||
psl.h | ||
ptrace.h | ||
pvclock.h | ||
reg.h | ||
reloc.h | ||
resource.h | ||
runq.h | ||
segments.h | ||
setjmp.h | ||
sf_buf.h | ||
sigframe.h | ||
signal.h | ||
smapi.h | ||
smp.h | ||
speaker.h | ||
specialreg.h | ||
stack.h | ||
stdarg.h | ||
sysarch.h | ||
timerreg.h | ||
trap.h | ||
tss.h | ||
ucontext.h | ||
varargs.h | ||
vdso.h | ||
vm86.h | ||
vm.h | ||
vmparam.h | ||
xbox.h |