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630 Commits

Author SHA1 Message Date
Gregory Nutt
2caeead612 Fix an important bug in the watchdog creation logic 2014-11-10 18:15:26 -06:00
Gregory Nutt
fcc2a1bb4b Fix incorrect comment 2014-11-07 15:54:24 -06:00
Gregory Nutt
2da26f7884 More fixes to tickless operation, alarm/mode code. From Brandon Warhurst 2014-10-23 07:13:57 -06:00
Gregory Nutt
a7a5c8cff3 Fixes to tickless operation code. From Brandon Warhurst 2014-10-23 06:41:31 -06:00
Gregory Nutt
928b0bda3d Default for CONFIG_SCHED_HPWORK should be no 2014-10-14 16:56:37 -06:00
Gregory Nutt
179fabb019 Add description of work queues to the porting guide. Update comments 2014-10-14 10:21:18 -06:00
Gregory Nutt
c9563da832 Missing workqueue logic 2014-10-12 17:19:51 -06:00
Gregory Nutt
e702d9396b Fix one missed name change from last big commit 2014-10-12 07:09:57 -06:00
Gregory Nutt
c9d7472d68 Change naming of HP work queue configuration varaibles to be symmetric with LP work queue naming 2014-10-11 17:03:44 -06:00
Gregory Nutt
1a27a4d4c0 Eliminate warnings 2014-10-11 17:02:35 -06:00
Gregory Nutt
b78fe7c270 Rename CONFIG_SCHED_USRWORK to CONFIG_LIB_USRWORK 2014-10-11 15:59:40 -06:00
Gregory Nutt
9292e3d9de Decouple the user-space work queue from the kernel space work queues 2014-10-11 15:50:22 -06:00
Gregory Nutt
bb1d91bd83 Make building of low-priority work queue independent of also building the high-priority work queue 2014-10-11 14:43:24 -06:00
Gregory Nutt
c0b703ac73 Fix some missing conditional compilation that caused build failures in some configurations 2014-10-11 08:50:00 -06:00
Gregory Nutt
d2424ac65c Fix a couple of problems introduced in the last commmits 2014-10-11 08:29:26 -06:00
Gregory Nutt
0218f01f12 If there mutliple low-priority worker threads, only one needs to perform garbage collection 2014-10-11 07:09:21 -06:00
Gregory Nutt
234f73cb09 Add logic for priority inheritance with multiple worker threads. How should this work? Tentatively, the all get reprioritized together. It would be best to just reprioritize the single thread doing the high priority work, but we don't know which that will be in advance 2014-10-10 17:47:39 -06:00
Gregory Nutt
4a4b3ac537 Add support for multiple low-priority worker threads 2014-10-10 16:24:50 -06:00
Gregory Nutt
438e3e1a90 Fix a few bugs introduced in the last checkin 2014-10-10 15:06:13 -06:00
Gregory Nutt
cf59a195ba User-mode work queue logic should not disable interrupts 2014-10-10 14:52:04 -06:00
Gregory Nutt
16a3e83258 Add support for delays of different durations in work queue processing 2014-10-10 13:21:37 -06:00
Gregory Nutt
75e7a4dbfc Minor changes to work queue timing logic 2014-10-10 12:27:11 -06:00
Gregory Nutt
b2cebaa9d4 Modularize starting of worker threads to better isolate individual initialization characteristics 2014-10-10 09:38:28 -06:00
Gregory Nutt
2015fd76e2 Fix some conditional logic in last work queue repartitioning change 2014-10-10 08:47:41 -06:00
Gregory Nutt
1afc9773ac Decoupling work queue data structures. This is part of the preparation to support multiple low-priority worker threads 2014-10-10 08:35:58 -06:00
Gregory Nutt
6220256a09 Repartition work queue code. Move kernel-specific parts from libc/wqueue to sched/wqueue 2014-10-10 06:22:51 -06:00
Gregory Nutt
7f36c4e97b Update some Kconfig comments; Add a upper limit on the lower priority worker thread for priority inheritance 2014-10-07 17:11:26 -06:00
Gregory Nutt
322f9f401c Simplify how C source files are selected in the build 2014-10-07 07:42:36 -06:00
Gregory Nutt
d7843c8e24 Add support for priority inheritance on the low priority worker queue 2014-10-07 07:41:52 -06:00
Gregory Nutt
38ddbc774f Cosmetic change to comments 2014-10-06 18:03:01 -06:00
Gregory Nutt
37cf4135c4 fs_initialize() is no longer weak 2014-10-06 11:45:35 -06:00
Gregory Nutt
d914f3ceec Major structure of file system functions to better support asynchronous I/O. Respository should not be trusted until I have a chance to verify everything 2014-10-06 10:53:25 -06:00
Gregory Nutt
87eb1d47ed Fix some recently introduced typos, build problems, and warnings 2014-10-05 16:58:52 -06:00
Gregory Nutt
652d3ed29d Rename CONFIG_LIBC_AIO to CONFIG_FS_AIO since it is now an OS property 2014-10-05 15:44:43 -06:00
Gregory Nutt
31cdcde73a Add definitions for SIGPOLL 2014-10-05 06:02:37 -06:00
Gregory Nutt
da29907ac9 Update TODO list + cosmetic changes to clock_systimer.c 2014-10-03 11:21:35 -06:00
Gregory Nutt
8d43a6bdcd Fix build error with CONFIG_SYSTEM_TIME64 2014-10-03 10:20:46 -06:00
Gregory Nutt
71b574f26c Repartition some message queue logic: sched/mqueue should have all mqueue knowledge; fs/mqueue should deal only with inodes 2014-09-30 08:03:39 -06:00
Gregory Nutt
fcfe877e96 Cosmetic update to comments 2014-09-29 16:22:21 -06:00
Gregory Nutt
1f2cc9f4fe Complete re-implementation of mq_close 2014-09-29 15:33:34 -06:00
Gregory Nutt
584d0fe4ad Complete re-implementation of mq_open() 2014-09-29 14:59:31 -06:00
Gregory Nutt
9e975a217d Separate mqueue allocation logic from mq_open() and put it in sched/mqueue/mq_msgqalloc.c 2014-09-29 14:09:31 -06:00
Gregory Nutt
b0f80cc8db Move mq_open.c, mq_close.c, and mq_unlink.c from sched/mqueue to fs/mqueue 2014-09-29 13:35:32 -06:00
Gregory Nutt
e3fa34681b Convert mqueue structure for use in VFS as inode data; rename mqueue_inode_s; remove links, reference counts and name from mqueue structure. These will be replaced by VFS data. Remove g_msgqueues and mq_findnamed.c; these will be replace with VFS logic 2014-09-29 13:19:11 -06:00
Gregory Nutt
542e706d7d Fix a perverse case where vfork() is called from a pthread. Still not recommended 2014-09-29 12:21:34 -06:00
Gregory Nutt
1dc9768c1a Fix vfork(). Now that arguments are kept on the stack, the way that arguments are passed from parent to child in vfork() must change. This bug has always been present, but was not visible with the old strdup() way of passing arguments 2014-09-29 10:45:44 -06:00
Gregory Nutt
9a3f18db37 Fix missing header file for bug introduced yesterday 2014-09-29 07:48:45 -06:00
Gregory Nutt
8c958be5ab Semaphore initialization is now only required if priority inheritance is initialized 2014-09-29 06:50:48 -06:00
Gregory Nutt
650a0d0615 Completes VFS-based named semaphore implemetation. Still a little buggy 2014-09-28 15:58:56 -06:00
Gregory Nutt
30694f064c Add VFS-based sem_open() implementation 2014-09-28 14:35:17 -06:00