51 commits

Author	SHA1	Message	Date
Jason Volk	134bcc1bfb	ircd::fs: Add write_opts for RWF_WRITE_LIFE_* support.	2019-05-05 17:48:02 -07:00
Jason Volk	a931a7f631	ircd::fs::aio: Add conditional define for io_submit() debug timers.	2019-04-29 17:48:06 -07:00
Jason Volk	04020da7e4	ircd::fs::aio: Add debug mechanism to warn read will block io_submit(2).	2019-04-29 17:38:19 -07:00
Jason Volk	30b59f4736	ircd::prof: Reorg; deinline various; add comments.	2019-04-25 21:10:45 -07:00
Jason Volk	306752b2a5	ircd::fs::aio: Remove erroneous #define.	2019-04-22 16:59:03 -07:00
Jason Volk	a61d04a9c2	ircd::fs: Allow ircd.fs.aio.max_submit=0 to indicate max possible.	2019-04-22 15:40:34 -07:00
Jason Volk	d6374466f3	ircd::fs::aio: Test for blocking flag rather than option if available.	2019-04-22 09:45:14 -07:00
Jason Volk	c04708aca4	ircd::fs::aio: Minor tweak call pattern for wait(request).	2019-04-22 09:29:09 -07:00
Jason Volk	1137f8a29b	ircd::fs::aio: Fix waiting on cancels; various fixes.	2019-04-21 04:15:10 -07:00
Jason Volk	bbc5d9ee5b	ircd::fs::aio: Improve error assumptions / reporting around io_submit().	2019-04-20 22:28:15 -07:00
Jason Volk	900fab1e79	ircd::fs: Propagate EAGAIN without exception for !opts.blocking operations.	2019-04-20 19:29:07 -07:00
Jason Volk	4c95765e07	ircd::fs::aio: Add assertions for null value aio_data.	2019-04-18 18:33:58 -07:00
Jason Volk	726f131cc2	ircd::fs::aio: Use defer to post the chaser.	2019-04-12 17:32:53 -07:00
Jason Volk	0b51a10a44	ircd::fs::aio: Count io_submit() 'stalls' in stats.	2019-04-10 20:18:51 -07:00
Jason Volk	ba46e8c005	ircd::fs::aio: Move for_each_completed() to central interface; add additional utils.	2019-04-10 20:18:51 -07:00
Jason Volk	ce9a9e58b4	ircd::fs: Switch to syscall_usage_warning for io_submit and fsync et al.	2019-04-10 20:18:50 -07:00
Jason Volk	f268d6e29a	ircd::fs::aio: Fix argument initialization.	2019-04-09 19:00:24 -07:00
Jason Volk	9994836db0	ircd::fs: Add and use dedicated log facility for ircd::fs.	2019-04-07 16:28:21 -07:00
Jason Volk	161502452a	ircd::fs::aio: Improve stability of completion ring iteration.	2019-04-06 13:52:22 -07:00
Jason Volk	d118a0e743	ircd::fs: Add enumerated op codes to identify request types.	2019-04-06 12:13:16 -07:00
Jason Volk	c3b9e2fca4	ircd::fs::aio: Reduce nr of modulo for completion ring iteration.	2019-04-05 18:12:23 -07:00
Jason Volk	57119f2367	ircd::fs::aio: Minor cleanup.	2019-03-31 13:24:42 -07:00
Jason Volk	9f534dea17	ircd::fs::aio: Add iteration tool for kernel completion queue.	2019-03-30 14:09:47 -07:00
Jason Volk	0ffb6d6c8e	ircd::fs::aio: Improve interface with kernel context structure.	2019-03-30 13:11:39 -07:00
Jason Volk	b6732b5fdf	ircd::fs::aio: Optimize integer sizes of various stats.	2019-03-30 13:02:03 -07:00
Jason Volk	76138dbebd	ircd::fs::aio: Remove unused errbuf.	2019-03-29 21:46:03 -07:00
Jason Volk	6dc50292e8	ircd::fs: Simplify these ifdef conditions.	2019-03-27 19:07:11 -07:00
Jason Volk	334484c4bc	ircd::fs::aio: Add custom allocator at descriptor site for the sigfd operation.	2019-03-27 13:04:12 -07:00
Jason Volk	1e900217ee	ircd::fs::aio: Move ring struct into system::.	2019-03-27 13:04:12 -07:00
Jason Volk	d2546120ee	ircd: Add descriptor participation for all asynchronous operations.	2019-03-27 13:04:12 -07:00
Jason Volk	effc34c86f	ircd::fs::aio: Add struct aio_ring from the kernel ABI.	2019-03-17 18:41:45 -07:00
Jason Volk	fec03b198e	ircd::fs::aio: Improve request exception information.	2019-03-16 18:12:38 -07:00
Jason Volk	89b258c5a7	ircd::fs: Improve fs::prefetch().	2019-03-15 21:36:26 -07:00
Jason Volk	64959387bb	ircd::fs::aio: Move the slice_usage_warning closer to SYS_io_submit.	2019-03-15 19:11:46 -07:00
Jason Volk	4efb3a26fd	ircd::fs: Reorg general RWF_ indicators out to fs:: from aio::.	2019-03-15 18:45:32 -07:00
Jason Volk	293f6d5480	ircd::fs::aio: Throw system_error from here due to ambiguity. ... ircd::fs: Trap on EINVAL.	2019-03-15 18:23:25 -07:00
Jason Volk	6da3e88bc4	ircd::fs::aio: Remove assertion that handle_event() is not on context stack.	2019-03-15 17:42:11 -07:00
Jason Volk	9f73299408	ircd::fs::aio: Move seting aio_reqprio to the super constructor.	2019-03-15 16:45:57 -07:00
Jason Volk	2a0720c1a0	ircd::fs: Use flags based on system availability.	2019-03-15 16:19:05 -07:00
Jason Volk	0a8e79374f	ircd::fs::aio: Improve error handling around io_submit().	2019-03-14 12:45:00 -07:00
Jason Volk	87144cef77	ircd::fs: Support various RWF flags for operations; also preadv2().	2019-03-14 12:45:00 -07:00
Jason Volk	56092db18c	ircd::fs: Move the reqprio() normalizer from fs::aio:: to fs::.	2019-03-13 19:39:20 -07:00
Jason Volk	1117947a22	ircd::fs::aio: Add support test for RWF_NOWAIT and RWF_APPEND.	2019-03-13 19:38:47 -07:00
Jason Volk	eb7c7f07a7	ircd::fs::aio: Derive availability of IOCB_CMD_FSYNC / IOCB_CMD_FDSYNC.	2019-03-13 16:06:41 -07:00
Jason Volk	92d1416ecc	ircd::fs::aio: Use a pointer to request rather than initial dereference.	2019-03-11 16:36:56 -07:00
Jason Volk	9d59074679	ircd::fs::aio: Don't cancel requests which were already completed.	2019-03-10 19:26:54 -07:00
Jason Volk	7aa9102f45	ircd::fs::aio: Add assertions at cancel() entry; tweak assertions that compare pointers.	2019-03-10 18:21:05 -07:00
Jason Volk	1bc1b3c207	ircd::fs::aio: Fix bug.	2019-03-05 08:51:47 -08:00
Jason Volk	af6ac4a2ac	ircd: Replace various unwind count patterns with scope_count.	2019-02-28 17:12:03 -08:00
Jason Volk	4d95daf8e3	ircd::fs: Add slice_usage_warning around io_submit() / open(2).	2019-02-12 12:04:01 -08:00