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To: Patrick Schaaf <bof@bof.de>
Cc: internals <internals@lists.php.net>
Content-Type: multipart/alternative; boundary=001a11c25896b8a18b04f14e02eb
Subject: Re: [PHP-DEV] Re: [VOTE] Introduce session.lock, session.lazy_write
 and session.lazy_destory
From: yohgaki@ohgaki.net (Yasuo Ohgaki)

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Content-Type: text/plain; charset=UTF-8

Hi Patrick,

On Thu, Jan 30, 2014 at 3:37 PM, Patrick Schaaf <bof@bof.de> wrote:

> Unrelated to the previous discussion, and applicable to the base PHP code
> in mod_files.c too, another observation:
>
> Some syscalls can fail with EINTR, when a signal hits while within the
> kernel. This is especially true for flock(LOCK_EX) because in the already-
> locked case the second call will go to sleep for a while waiting for the
> lock to clear. But it is also possible, I think, for the pread/read/write
> calls. The usual handling for the case (-1 return && errno == EINTR) is to
> just repeat the call in a while loop. I think that at least doing so for
> the LOCK_EX calls, would be prudent.
>
Could you send bug report for this and assign me?

Thank you.

--
Yasuo Ohgaki
yohgaki@ohgaki.net

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