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| author | Gregory Nutt <gnutt@nuttx.org> | 2014-01-07 16:27:45 -0600 |
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| committer | Gregory Nutt <gnutt@nuttx.org> | 2014-01-07 16:27:45 -0600 |
| commit | aa8c6145b2b372106ee26f52fa164d4db952a9b5 (patch) | |
| tree | a002995518439ef5a28c61c46d497006878943da /nuttx/TODO | |
| parent | 8baaa946c683a56558b8571de63b77f93490d068 (diff) | |
| download | px4-nuttx-aa8c6145b2b372106ee26f52fa164d4db952a9b5.tar.gz px4-nuttx-aa8c6145b2b372106ee26f52fa164d4db952a9b5.tar.bz2 px4-nuttx-aa8c6145b2b372106ee26f52fa164d4db952a9b5.zip | |
Add type rsize_t and function gets_s()
Diffstat (limited to 'nuttx/TODO')
| -rw-r--r-- | nuttx/TODO | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/nuttx/TODO b/nuttx/TODO index f24f04314..047c368f7 100644 --- a/nuttx/TODO +++ b/nuttx/TODO @@ -472,7 +472,10 @@ o Kernel Build sched/sched_removereadytorun.c. That would eliminate 59% of the syscalls." Status: Open Priority: Low-Medium. Right now, I do not know if these syscalls are a - real performance issue or not. + real performance issue or not. The above statistics were collected + from a an atypical application (the OS test), and does an excessive + amount of console output. There is probably no issue with more typical + embedded applications. Title: ARMv6/7-M SYSCALL PERFORMANCE IMPROVEMENT Description: Currently the code issues an SVCall to go from user- to kernel-mode |