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nuttx-update/mm/iob
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zhanghongyu 0216224260 iob_alloc: change sem_post to count++ 
if there are two throttled wait, when iob_free occurs, one of wait
will be awakened to execute iob_alloc_committed, but it will fail
to execute, sem will be posted at this time, then another wait will
be awakened. after the other wait thread is awakened, This step is
repeated. the two threads are in the critical_section state and
cannot be switched to other threads. then cpu will busy util timeout.

Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
2023-08-11 08:54:05 -06:00
..
CMakeLists.txt build: add initial cmake build system 2023-07-08 13:50:48 +08:00
iob.h iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_add_queue.c Remove the private NULL, TRUE and FALSE macros 2022-07-31 22:12:57 +03:00
iob_alloc.c iob_alloc: change sem_post to count++ 2023-08-11 08:54:05 -06:00
iob_alloc_qentry.c mm: Author Gregory Nutt: update licenses to Apache 2021-02-09 01:21:53 -08:00
iob_clone.c mm/iob: Support neg offset in iob_clone 2023-03-08 23:09:25 +02:00
iob_concat.c mm: Author Gregory Nutt: update licenses to Apache 2021-02-09 01:21:53 -08:00
iob_contig.c nuttx: Use MIN/MAX definitions from "sys/param.h" 2023-02-01 23:47:44 +08:00
iob_copyin.c mm/iob: Support negative offset when copyin/out. 2023-01-31 00:39:15 +08:00
iob_copyout.c nuttx: Use MIN/MAX definitions from "sys/param.h" 2023-02-01 23:47:44 +08:00
iob_count.c mm/iob: add a helper function to get iob count in chain 2022-12-21 01:40:24 +08:00
iob_dump.c nuttx: Use MIN/MAX definitions from "sys/param.h" 2023-02-01 23:47:44 +08:00
iob_free.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_free_chain.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_free_qentry.c mm: Author Gregory Nutt: update licenses to Apache 2021-02-09 01:21:53 -08:00
iob_free_queue.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_free_queue_qentry.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_get_queue_size.c mm/iob: add iob_get_queue_size() helper 2021-07-05 06:20:52 -05:00
iob_initialize.c mm/iob: revert "modify iob to support header padding and alignment features" 2022-12-21 01:43:02 +08:00
iob_navail.c mm: Author Gregory Nutt: update licenses to Apache 2021-02-09 01:21:53 -08:00
iob_notifier.c sched/wqueue: Change the return type of work_notifier_teardown to void 2022-05-14 00:35:29 +03:00
iob_pack.c mm/iob: Don't return NULL in iob_pack 2023-04-22 19:26:22 +08:00
iob_peek_queue.c Remove the private NULL, TRUE and FALSE macros 2022-07-31 22:12:57 +03:00
iob_remove_queue.c Remove the private NULL, TRUE and FALSE macros 2022-07-31 22:12:57 +03:00
iob_reserve.c mm/iob: reserved bytes should be updated after each iteration 2022-12-07 21:24:25 +08:00
iob_statistics.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_tailroom.c Add iob_tailroom 2021-06-30 06:40:13 -05:00
iob_test.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_trimhead.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_trimhead_queue.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_trimtail.c iob: Remove iob_user_e enum and related code 2022-08-15 08:41:20 +03:00
iob_update_pktlen.c mm/iob: new function iob_update_pktlen() to update packet length of the iob 2022-11-29 13:16:23 +08:00
Kconfig mm/iob: revert "modify iob to support header padding and alignment features" 2022-12-21 01:43:02 +08:00
Make.defs mm/iob: add a helper function to get iob count in chain 2022-12-21 01:40:24 +08:00