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a512210643
linux/arch/x86
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Andy Lutomirski a512210643 x86/entry/64: Merge the fast and slow SYSRET paths 
They did almost the same thing.  Remove a bunch of pointless
instructions (mostly hidden in macros) and reduce cognitive load by
merging them.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bpetkov@suse.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1204e20233fcab9130a1ba80b3b1879b5db3fc1f.1509609304.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-11-02 11:04:40 +01:00
..
boot Merge branch 'efi-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-09-07 09:42:35 -07:00
configs x86/unwind: Rename unwinder config options to 'CONFIG_UNWINDER_*' 2017-10-14 10:12:12 +02:00
crypto crypto: x86/chacha20 - satisfy stack validation 2.0 2017-10-12 22:51:16 +08:00
entry x86/entry/64: Merge the fast and slow SYSRET paths 2017-11-02 11:04:40 +01:00
events perf/x86/intel/bts: Fix exclusive event reference leak 2017-10-24 13:19:27 +02:00
hyperv x86/hyperv: Fix hypercalls with extended CPU ranges for TLB flushing 2017-10-10 12:54:56 +02:00
ia32 x86/fpu: Rename fpu::fpstate_active to fpu::initialized 2017-09-26 09:43:36 +02:00
include Merge branch 'x86/fpu' into x86/asm 2017-11-02 10:58:29 +01:00
kernel x86/entry/64: Split the IRET-to-user and IRET-to-kernel paths 2017-11-02 11:04:37 +01:00
kvm KVM: nVMX: fix guest CR4 loading when emulating L2 to L1 exit 2017-10-12 13:54:56 +02:00
lib x86/boot: Add early cmdline parsing for options with arguments 2017-07-18 11:38:06 +02:00
math-emu x86/fpu: Rename fpu__activate_curr() to fpu__initialize() 2017-09-26 09:43:44 +02:00
mm x86/mm: Relocate page fault error codes to traps.h 2017-11-01 21:50:07 +01:00
net bpf: fix bpf_tail_call() x64 JIT 2017-10-03 16:04:44 -07:00
oprofile
pci dmi: Mark all struct dmi_system_id instances const 2017-09-14 11:59:30 +02:00
platform Merge branch 'i2c/for-4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux 2017-09-09 14:18:40 -07:00
power dmi: Mark all struct dmi_system_id instances const 2017-09-14 11:59:30 +02:00
purgatory
ras
realmode x86/boot/realmode: Check for memory encryption on the APs 2017-07-18 11:38:04 +02:00
tools
um x86/entry: Use SYSCALL_DEFINE() macros for sys_modify_ldt() 2017-10-20 10:37:33 +02:00
video
xen Merge branch 'core/objtool' into x86/asm, to pick up dependent changes 2017-10-23 13:31:17 +02:00
.gitignore
Kbuild Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-09-07 09:25:15 -07:00
Kconfig x86/unwind: Rename unwinder config options to 'CONFIG_UNWINDER_*' 2017-10-14 10:12:12 +02:00
Kconfig.cpu
Kconfig.debug x86/unwind: Make CONFIG_UNWINDER_ORC=y the default in kconfig for 64-bit 2017-10-14 10:12:12 +02:00
Makefile x86/build: Use cc-option to validate stack alignment parameter 2017-08-21 09:53:15 +02:00
Makefile_32.cpu
Makefile.um