273 commits

Author	SHA1	Message	Date
Jason Volk	98dd705de9	ircd::ctx: Default to DISPATCH method to wrap context switch spawn; simplify stack.	2020-09-08 22:43:30 -07:00
Jason Volk	669c8d0d0f	ircd::ctx: Remove leaf attribute; use hot section attribute in unit.	2020-08-23 02:32:54 -07:00
Jason Volk	07830f1413	ircd::ctx: Integrate slice cycle counters with ios.	2020-08-21 10:43:04 -07:00
Jason Volk	1a433f7274	ircd::ctx: Eliminate branch in prof::mark() stack.	2020-08-02 06:42:04 -07:00
Jason Volk	ea039f29b5	ircd::ctx: Inline prof::mark() into callsites; remove static w/ indirect jump.	2020-08-02 06:22:33 -07:00
Jason Volk	52013c1ee0	ircd::ctx::list: Reduce out-of-line accessor surface.	2020-07-11 18:51:19 -07:00
Jason Volk	a3dc7331cc	ircd::ctx::list: Remove from hot section.	2020-07-11 18:13:13 -07:00
Jason Volk	6ec9b2a783	ircd: Specify explicit noexcept for gcc-10 issue.	2020-07-11 17:57:33 -07:00
Jason Volk	505fe310a8	ircd::ctx: Inline various codepaths leading to flags(ctx). ... ircd::ctx: Inline cheap prof::get() wrappings.	2020-06-18 03:56:09 -07:00
Jason Volk	d00392b90c	ircd::ctx: Call any interruption handler even if interrupts disabled.	2020-05-24 20:34:44 -07:00
Jason Volk	e938081404	ircd::ctx: Add watchdog log facility.	2020-05-24 17:42:32 -07:00
Jason Volk	ac42d4df13	ircd::ctx: Measure and report epoch span for slice_usage_warning.	2020-05-24 17:14:02 -07:00
Jason Volk	f070e3b706	ircd::ctx: Condition on RB_DEBUG rather than NDEBUG for slice_usage_warning tool.	2020-05-24 17:14:02 -07:00
Jason Volk	9213d31f1d	ircd::ctx: Inline interruptible(ctx, ...) manipulators.	2020-05-19 15:55:18 -07:00
Jason Volk	3c96120e72	ircd::ctx: Add some noexcept; minor comment justification.	2020-05-18 19:57:54 -07:00
Jason Volk	00fe4baa2a	ircd::ctx: Add direct flags reference accessor to interface.	2020-05-18 19:57:54 -07:00
Jason Volk	d72124f7c6	ircd::ctx: Bring condition_variable up to parity with ctx::dock.	2020-05-04 13:15:45 -07:00
Jason Volk	32230ed2d4	ircd::ctx: Profile peak stack usage at slice leave event.	2020-04-23 12:41:39 -07:00
Jason Volk	5a27958fa0	ircd::ctx: Unify access to ctx::stack, expose structure; remove cruft.	2020-04-23 12:41:38 -07:00
Jason Volk	dd1e016ec5	ircd::ctx: Don't zero stack.max at completion.	2020-04-23 12:41:38 -07:00
Jason Volk	6679b66806	ircd::prof: Move ctx::syscall_usage_warning into prof.	2020-03-06 15:43:24 -08:00
Jason Volk	2fbb7d1521	ircd::ctx: Eliminate strand from ctx.	2020-02-27 12:44:57 -08:00
Jason Volk	c1737e167c	ircd::ios: Employ the asio::executor abstraction w/ backward-compat.	2020-02-27 12:44:57 -08:00
Jason Volk	d0b0c4e23c	ircd::ctx: Use better namespace identifier on call.	2020-02-25 11:20:16 -08:00
Jason Volk	d6d83f6498	ircd::ctx: Move the asio override definition to section; optimize linkage.	2020-02-25 10:35:16 -08:00
Jason Volk	ea30ee38f9	ircd::ctx: Optimize asio timer cancel action for ctx::wake().	2020-02-23 16:23:25 -08:00
Jason Volk	43cf0050ee	ircd::ctx: Use post rather than defer for self yield.	2020-02-23 12:15:55 -08:00
Jason Volk	c3349b9d40	ircd::ctx::dock: Add convenience interface for interrupt/terminate/notify.	2020-02-19 16:16:53 -08:00
Jason Volk	43f5ebe8e3	ircd::ctx: Inline the interruptible/uninterruptible instanced interface.	2020-02-19 08:40:15 -08:00
Jason Volk	0fd8019149	ircd::ctx: Use thread_local keyword for current.	2020-02-11 12:18:25 -08:00
Jason Volk	4ef3f6eab7	ircd::ctx: Add nice/ionice values to pool opts; propagate on spawn.	2020-01-06 12:19:38 -08:00
Jason Volk	78d300b3b7	ircd::ctx: Add nice/ionice values to context.	2020-01-06 12:19:38 -08:00
Jason Volk	df79d61395	ircd::util: Elide std::function overhead for util::unwind suite.	2019-12-03 13:39:49 -08:00
Jason Volk	b415ec3125	ircd::ctx: Remove branch never taken.	2019-10-10 19:57:46 -07:00
Jason Volk	7afb295c09	ircd::ctx: Partial inline continuation.	2019-10-10 19:33:49 -07:00
Jason Volk	5ac73dc7f9	ircd::ctx: Remove return prefetches here.	2019-10-09 23:55:49 -07:00
Jason Volk	864afd78e4	ircd::ctx: Fix trivial branch sequence causing L2 => I1 miss; hot section.	2019-10-09 22:07:17 -07:00
Jason Volk	7e21c1c8db	ircd::ctx: Ensure assert_critical() callsite DCE in non-debugmode.	2019-10-09 16:30:08 -07:00
Jason Volk	8981439867	ircd::ctx::context: Add POST flag for bare-metal constructions; minor cleanup.	2019-10-03 13:46:12 -07:00
Jason Volk	d3809d43e5	Reorganize Makefiles.	2019-09-27 19:35:26 -07:00
Jason Volk	39ade19ae3	ircd::ctx: Switch from steady_timer to deadline_timer.	2019-09-22 20:59:54 -07:00
Jason Volk	320af9e9b8	ircd::ctx: Add context::DEFER flag; cleanup ios::descriptor set.	2019-09-22 18:28:07 -07:00
Jason Volk	3e648fff19	ircd::ctx: Use a continuation in spawn to straddle any direct context switch.	2019-09-22 18:02:46 -07:00
Jason Volk	2f88540f3c	ircd::ctx: Expose critical_assertion related details.	2019-09-22 17:35:20 -07:00
Jason Volk	4a51b3382c	ircd::ctx: Move the internal ctx struct ctor out of class.	2019-09-22 16:44:34 -07:00
Jason Volk	41646091f8	ircd::ctx: Experimental mitigations for return address misprediction on context switch.	2019-09-22 16:09:15 -07:00
Jason Volk	0fff520a72	ircd::ctx::ctx: Split the interruption condition check from the throwing code.	2019-09-22 16:09:15 -07:00
Jason Volk	e2ed860c04	ircd::ctx::pool: Add wouldblock() convenience to interface.	2019-09-18 20:05:51 -07:00
Jason Volk	4ed000e6ab	ircd::ios: Comment on constant_tsc issues with operating system suspend/hibernate.	2019-09-14 18:15:09 -07:00
Jason Volk	b980461a62	ircd::ctx: Relax assertion for nested interruption masks.	2019-09-12 18:37:33 -07:00