#2971: readFile "/proc/mounts" hangs on an amd64 machine
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Reporter: dsf | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 6.10.1
Severity: critical | Resolution:
Keywords: | Testcase:
Os: Linux | Architecture: Unknown/Multiple
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Comment (by rm):
I think I've tracked this down to libraries/base/GHC/Handle.hs. In order
to fix #2363, calls to fdReady were added before every IO operation
between 6.8.3 and 6.10.1. For real files, this works fine. For the
special not-really-files files in /proc and /sys it can fail.
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2971#comment:8>
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