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author | Rich Felker <dalias@aerifal.cx> | 2018-02-24 11:19:54 -0500 |
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committer | Rich Felker <dalias@aerifal.cx> | 2018-02-24 11:19:54 -0500 |
commit | e7eeeb9f2a4a358fb0bbed81e145ef5538ff60f0 (patch) | |
tree | 0632ca84dcfa25c74f610e74d3241d91291eea88 /include/mqueue.h | |
parent | f92804188eb464536d638548e51e835b6c49e373 (diff) | |
download | musl-e7eeeb9f2a4a358fb0bbed81e145ef5538ff60f0.tar.gz musl-e7eeeb9f2a4a358fb0bbed81e145ef5538ff60f0.tar.xz musl-e7eeeb9f2a4a358fb0bbed81e145ef5538ff60f0.zip |
avoid use of readv syscall in __stdio_read backend when not needed
formally, calling readv with a zero-length first iov component should behave identically to calling read on just the second component, but presence of a zero-length iov component has triggered bugs in some kernels and performs significantly worse than a simple read on some file types.
Diffstat (limited to 'include/mqueue.h')
0 files changed, 0 insertions, 0 deletions