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32 Commits

Author SHA1 Message Date
Xiang Xiao
abc72ad128 net: Ensure sendmsg and sendfile return -EAGAIN in case of timeout 
instead of -ETIMEOUT, as specify here:
https://pubs.opengroup.org/onlinepubs/009604599/functions/sendmsg.html
https://man7.org/linux/man-pages/man2/sendfile.2.html

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-06-28 06:19:13 +03:00
chao.an
d09dc08eab sched/mqueue: do sanity check if DEBUG_FEATURES is enabled 
Signed-off-by: chao.an <anchao@xiaomi.com>
 2022-06-11 12:42:47 -03:00
chao.an
be33d66c05 sched/mqueue: minor code tuning of message queue 
1. remove unnecessary temporary variables
2. adjust the protection scope of the critical section

Signed-off-by: chao.an <anchao@xiaomi.com>
 2022-06-11 14:51:46 +08:00
chao.an
f5d4571abc sched/mqueue: remove sched_lock to improve performance 
remove the sched_lock/unlock to improve the performance by 18%

mq_send Flow                        Cycle Count
mq_send                         Origin  Optimized
|
 ->nxmq_send                       24         24
   |
    ->file_mq_send                209        209
      |
      |->sched_lock               243        N/A  <-
      |->nxmq_do_send             391        348
      |  |
      |  |->sched_lock            434        N/A  <-
      |  |->up_unblock_task       545        459
      |   ->sched_unlock          675        N/A  <-
      |
       ->sched_unlock             684        N/A  <-
         |
          ->up_release_pending    701        N/A
            |
             ->arm_switchcontext  856        610

mq_receive
|
 ->arm_fullcontextrestore        1375       1133
   |
    ->up_block_task              1375       1133
      |
       ->nxmq_wait_receive       1530       1288
         |
          ->file_mq_receive      1606       1310
            |
             ->nxmq_receive      1616       1320
               |
                ->mq_receive     1628       1332  - 18%

Signed-off-by: chao.an <anchao@xiaomi.com>
 2022-06-10 07:23:42 +09:00
Gustavo Henrique Nihei
330eff36d7 sourcefiles: Fix relative path in file header 2021-03-09 23:18:28 +08:00
Masayuki Ishikawa
6f5793eefc sched: mqueue: Remove an unnecessary comment in mq_send.c 
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
 2021-01-27 18:27:34 -08:00
ligd
f63db66382 mqueue: add file_mq_xx for kernel use 
Change-Id: Ida12f5938388cca2f233a4cde90277a218033645
Signed-off-by: ligd <liguiding1@xiaomi.com>
 2021-01-05 02:40:43 -06:00
ligd
3bc33572e3 mqueue: simplify the mqueue reailize 
1. remove descript management in mqueue, save code size
2. use i_ops instead of i_mqueue to remove the dup logic

Change-Id: Ie88960e50ddcae9c87977c9ad65a45297c663291
Signed-off-by: ligd <liguiding1@xiaomi.com>
 2021-01-05 02:40:43 -06:00
Gregory Nutt
d43cb2fa80 sched/mqueue: Correct/update license headers. 
PR #488 introduced an error in a file license header in file sched/mqueue/mqueue.h.  This commit fixe that error and in the course of doing that, changing the license header to the standard Apache 2.0 header.  I am the author and copyright hold of all modified files.
 2020-03-10 11:45:42 -05:00
Xiang Xiao
6a3c2aded6 Fix wait loop and void cast (#24) 
* Simplify EINTR/ECANCEL error handling

1. Add semaphore uninterruptible wait function
2 .Replace semaphore wait loop with a single uninterruptible wait
3. Replace all sem_xxx to nxsem_xxx

* Unify the void cast usage

1. Remove void cast for function because many place ignore the returned value witout cast
2. Replace void cast for variable with UNUSED macro
 2020-01-02 10:54:43 -06:00
Gregory Nutt
bff30ff9bc Fix minor typo / copy-paste. 'cancellaction point'->'cancellation point' 2019-08-23 11:57:35 -06:00
Gregory Nutt
f914ec6e2b tools/nxstyle.c: Fix logic that detects if an operator is correctly delimited with spaces. sched/: Various changes because sched/ C files were used as Guinea Pigs to test nstyle.c. 2019-03-01 10:50:02 -06:00
Michał Łyszczek
626afb015b nuttx/sched/mqueue: Change 'int prio' to 'unsigned int prio'. According to open group specification, priority field in mq_* functions should have unsigned type: http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/mqueue.h.html 2019-02-15 19:18:55 -06:00
Gregory Nutt
9546481054 Fix some typographical errors. 2018-09-14 06:55:45 -06:00
Gregory Nutt
eb79a575f6 Fix a few places where there was a semicolon following the 'if' condition, makeing the following logic unconditional. 2017-10-10 14:24:13 -06:00
Gregory Nutt
fca07be1df Squashed commit of the following: 
Change all calls to mq_send() and mq_timedsend() in the OS to calls to nxmq_send() and nxmq_timedsend(), making appropriate changes for differences in return values.

    sched/mqueue:  Add internal function nxmq_send() and nxmq_timedsend() that are equivalent to mq_send() and mq_timedsend() except that they do not create cancellation points and do to not modify the errno variable.
 2017-10-10 08:44:12 -06:00
Gregory Nutt
e7c52bac60 Squashed commit of the following: 
sched/mqueue:  Rename all private static functions for use the nxmq_ vs. mq_ naming.

    sched/mqueue:  Rename all OS internal functions declared in sched/mqueue/mqueue.h to begin with nxmq_ vs. mq_.  The mq_ prefix is reserved for standard application interfaces.
 2017-10-09 09:06:46 -06:00
Gregory Nutt
b52e4e5ecd Move cancellation point definitions to their own header file. 2016-12-10 09:08:26 -06:00
Gregory Nutt
bc3ca25cc7 Cancellation points: Close up some logic to eliminte some race conditions. 2016-12-10 08:36:58 -06:00
Gregory Nutt
7fce8022c6 Finishes all cancellation point logic 2016-12-09 16:50:34 -06:00
Gregory Nutt
e3bbfa2d85 mq_send() was not setting the errno value on certain failures to allocate a message 2016-09-15 12:42:24 -06:00
Gregory Nutt
368f241637 Correct some comments 2016-09-15 08:46:41 -06:00
Gregory Nutt
6e3107650d nuttx/sched: Replace irqsave() with enter_critical_section(); replace irqrestore() with leave_critical_section() 2016-02-14 08:17:46 -06:00
Gregory Nutt
cb9e27c3b0 Standardize naming used for public data and function groupings 2015-10-02 16:30:35 -06:00
Gregory Nutt
7d46801f46 Reorder some operations to minimize a race condition 2015-03-10 10:41:21 -06:00
Gregory Nutt
4c6057eca1 mq_timedsend(): Do check for time errors if the message queue is not full. Noted by Freddie Chopin 2015-03-10 09:42:35 -06:00
Gregory Nutt
ad05793c0f msg type should be char * not void * in mq_send, mq_timedsend, mq_receive, and mq_timedreceive. Noted by Pierre-Noel Bouteville 2014-12-05 19:16:14 -06:00
Gregory Nutt
fcfe877e96 Cosmetic update to comments 2014-09-29 16:22:21 -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
e1769b22f1 Remove os_internal.h it has been replace by several new header files under sched/. There have been some sneak inclusion paths via os_internal.h, so expect a few compilation errors for some architectures 2014-08-08 18:39:28 -06:00
Gregory Nutt
08879ca34c Move POSIX message queue files from sched/ to sched/mqueue 2014-08-08 12:31:23 -06:00