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author | Eric Wong <e@80x24.org> | 2019-05-04 16:13:17 +0000 |
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committer | Eric Wong <e@80x24.org> | 2019-05-04 16:18:50 +0000 |
commit | b0f439c2246c265a2b2f3f8cc6afbfb58df95fd9 (patch) | |
tree | e1184b5efa4c6cfbe7d92d399f6407d2f79a6231 | |
parent | 0ebf8a48918b476df9fc7c8b4f8617ab08ca0d16 (diff) | |
download | yahns-b0f439c2246c265a2b2f3f8cc6afbfb58df95fd9.tar.gz |
Linux before 4.9 (and before 3.16.57) failed to account for the existing size of a pipe before checking system resource limits and would return EPERM in that case. https://80x24.org/mirrors/linux.git/commit?id=b0b91d18e2e97b741b294af9333824ecc3fadfd8 https://lore.kernel.org/lkml/?q=s%3A%22fix+limit+checking+in+pipe_set_size%22 Based on a patch by Stephen Demjanenko for unicorn: https://bogomips.org/unicorn-public/1556922018-24096-1-git-send-email-sdemjanenko@gmail.com/
-rw-r--r-- | lib/yahns/worker.rb | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/yahns/worker.rb b/lib/yahns/worker.rb index 0355629..ec5be23 100644 --- a/lib/yahns/worker.rb +++ b/lib/yahns/worker.rb @@ -14,8 +14,8 @@ class Yahns::Worker # :nodoc: # F_SETPIPE_SZ = 1031, PAGE_SIZE = 4096 # (fcntl will handle minimum size on platforms where PAGE_SIZE > 4096) @to_io.fcntl(1031, 4096) - rescue Errno::EINVAL - # old kernel + rescue SystemCallError + # old kernel (EINVAL, EPERM) end if RUBY_PLATFORM =~ /\blinux\b/ end |