[3.6] bpo-32186: Release the GIL during lseek and fstat (GH-4652) #4661
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In _io_FileIO_readall_impl(), lseek() and _Py_fstat_noraise() were called without releasing the GIL. This can cause all threads to hang for unlimited time when calling FileIO.read() and the NFS server is not accessible. (cherry picked from commit 6a89481)
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Looks good 👍 |
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Thanks, @vstinner! |
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In _io_FileIO_readall_impl(), lseek() and _Py_fstat_noraise() were called
without releasing the GIL. This can cause all threads to hang for
unlimited time when calling FileIO.read() and the NFS server is not
accessible.
(cherry picked from commit 6a89481)
https://bugs.python.org/issue32186