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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-03-13 00:54:10 +0000 |
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| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-03-13 00:54:10 +0000 |
| commit | dbade675fdd1f84f620d0cda54caf0f23953733c (patch) | |
| tree | 72a2add154442414455c9dc8983f2e28277e505d /nuttx/Documentation | |
| parent | 3f719364f834d32d2a4b14445a5178ac7d1326ef (diff) | |
| download | px4-nuttx-dbade675fdd1f84f620d0cda54caf0f23953733c.tar.gz px4-nuttx-dbade675fdd1f84f620d0cda54caf0f23953733c.tar.bz2 px4-nuttx-dbade675fdd1f84f620d0cda54caf0f23953733c.zip | |
Add test for CONFIG_SEM_PREALLOCHOLDERS > 0
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1597 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/Documentation')
| -rw-r--r-- | nuttx/Documentation/NuttxPortingGuide.html | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nuttx/Documentation/NuttxPortingGuide.html b/nuttx/Documentation/NuttxPortingGuide.html index a381c6a67..4c730524a 100644 --- a/nuttx/Documentation/NuttxPortingGuide.html +++ b/nuttx/Documentation/NuttxPortingGuide.html @@ -1639,6 +1639,13 @@ The system can be re-made subsequently by just typing <code>make</code>. are only using semaphores as mutexes (only one holder) OR if no more than two threads participate using a counting semaphore. </li> + <li> + <code>CONFIG_SEM_NNESTPRIO. </code>: If priority inheritance is enabled, + then this setting is the maximum number of higher priority threads (minus + 1) than can be waiting for another thread to release a count on a semaphore. + This value may be set to zero if no more than one thread is expected to + wait for a semaphore. + </li> </ul> <p> |