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Merge 4.9.75 into android-4.9

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Changes in 4.9.75
	tcp_bbr: reset full pipe detection on loss recovery undo
	tcp_bbr: reset long-term bandwidth sampling on loss recovery undo
	x86/boot: Add early cmdline parsing for options with arguments
	KAISER: Kernel Address Isolation
	kaiser: merged update
	kaiser: do not set _PAGE_NX on pgd_none
	kaiser: stack map PAGE_SIZE at THREAD_SIZE-PAGE_SIZE
	kaiser: fix build and FIXME in alloc_ldt_struct()
	kaiser: KAISER depends on SMP
	kaiser: fix regs to do_nmi() ifndef CONFIG_KAISER
	kaiser: fix perf crashes
	kaiser: ENOMEM if kaiser_pagetable_walk() NULL
	kaiser: tidied up asm/kaiser.h somewhat
	kaiser: tidied up kaiser_add/remove_mapping slightly
	kaiser: align addition to x86/mm/Makefile
	kaiser: cleanups while trying for gold link
	kaiser: name that 0x1000 KAISER_SHADOW_PGD_OFFSET
	kaiser: delete KAISER_REAL_SWITCH option
	kaiser: vmstat show NR_KAISERTABLE as nr_overhead
	kaiser: enhanced by kernel and user PCIDs
	kaiser: load_new_mm_cr3() let SWITCH_USER_CR3 flush user
	kaiser: PCID 0 for kernel and 128 for user
	kaiser: x86_cr3_pcid_noflush and x86_cr3_pcid_user
	kaiser: paranoid_entry pass cr3 need to paranoid_exit
	kaiser: kaiser_remove_mapping() move along the pgd
	kaiser: fix unlikely error in alloc_ldt_struct()
	kaiser: add "nokaiser" boot option, using ALTERNATIVE
	x86/kaiser: Rename and simplify X86_FEATURE_KAISER handling
	x86/kaiser: Check boottime cmdline params
	kaiser: use ALTERNATIVE instead of x86_cr3_pcid_noflush
	kaiser: drop is_atomic arg to kaiser_pagetable_walk()
	kaiser: asm/tlbflush.h handle noPGE at lower level
	kaiser: kaiser_flush_tlb_on_return_to_user() check PCID
	x86/paravirt: Dont patch flush_tlb_single
	x86/kaiser: Reenable PARAVIRT
	kaiser: disabled on Xen PV
	x86/kaiser: Move feature detection up
	KPTI: Rename to PAGE_TABLE_ISOLATION
	KPTI: Report when enabled
	kaiser: Set _PAGE_NX only if supported
	Linux 4.9.75

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman
2018-01-05 22:28:25 +01:00
parent 173c52eae9 9f74755895
commit bc7ff9b998
46 changed files with 1384 additions and 102 deletions
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Documentation/kernel-parameters.txt
+8
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@@ -2775,6 +2775,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
nojitter [IA-64] Disables jitter checking for ITC timers.
nopti [X86-64] Disable KAISER isolation of kernel from user.
no-kvmclock [X86,KVM] Disable paravirtualized KVM clock driver
no-kvmapf [X86,KVM] Disable paravirtualized asynchronous page
@@ -3337,6 +3339,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
pt. [PARIDE]
See Documentation/blockdev/paride.txt.
pti= [X86_64]
Control KAISER user/kernel address space isolation:
on - enable
off - disable
auto - default setting
pty.legacy_count=
[KNL] Number of legacy pty's. Overwrites compiled-in
default number.