diff options
| author | Jiri Kosina <[email protected]> | 2021-03-30 09:17:09 +0200 |
|---|---|---|
| committer | Jiri Kosina <[email protected]> | 2021-03-30 09:17:09 +0200 |
| commit | a6ad93e37e76ec43c9cee6a91dd783fb854c2ff1 (patch) | |
| tree | d091c71637d37d0fb0255af766a9287de6a4611a /arch/x86/entry/common.c | |
| parent | 69aea9d2843669387d100e353b5113d1adc9502f (diff) | |
| parent | aebf0a11a8c1fb6444d1365db97f90672199a867 (diff) | |
Merge tag 'platform-drivers-x86-surface-aggregator-v5.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86 into for-5.13/surface-system-aggregator-intergration
Pull immutable integration branch from Hans de Goede to have a stable base for
SSAM (Surface System Aggregator Module) HID transport subsystem merge.
=====
Signed tag for the immutable platform-surface-aggregator-registry
branch for merging into other sub-systems.
Note this is based on v5.12-rc2.
=====
Diffstat (limited to 'arch/x86/entry/common.c')
| -rw-r--r-- | arch/x86/entry/common.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c index 0904f5676e4d..a2433ae8a65e 100644 --- a/arch/x86/entry/common.c +++ b/arch/x86/entry/common.c @@ -249,30 +249,23 @@ static __always_inline bool get_and_clear_inhcall(void) { return false; } static __always_inline void restore_inhcall(bool inhcall) { } #endif -static void __xen_pv_evtchn_do_upcall(void) +static void __xen_pv_evtchn_do_upcall(struct pt_regs *regs) { - irq_enter_rcu(); + struct pt_regs *old_regs = set_irq_regs(regs); + inc_irq_stat(irq_hv_callback_count); xen_hvm_evtchn_do_upcall(); - irq_exit_rcu(); + set_irq_regs(old_regs); } __visible noinstr void xen_pv_evtchn_do_upcall(struct pt_regs *regs) { - struct pt_regs *old_regs; + irqentry_state_t state = irqentry_enter(regs); bool inhcall; - irqentry_state_t state; - state = irqentry_enter(regs); - old_regs = set_irq_regs(regs); - - instrumentation_begin(); - run_on_irqstack_cond(__xen_pv_evtchn_do_upcall, regs); - instrumentation_begin(); - - set_irq_regs(old_regs); + run_sysvec_on_irqstack_cond(__xen_pv_evtchn_do_upcall, regs); inhcall = get_and_clear_inhcall(); if (inhcall && !WARN_ON_ONCE(state.exit_rcu)) { |