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From: Jeff King <peff@peff.net>
To: "René Scharfe" <l.s.r@web.de>
Cc: Junio C Hamano <gitster@pobox.com>,
	Yaroslav Halchenko <yoh@onerussian.com>,
	"git@vger.kernel.org" <git@vger.kernel.org>
Subject: Re: fatal: Out of memory, getdelim failed under NFS mounts
Date: Thu, 10 Aug 2017 16:05:02 -0400	[thread overview]
Message-ID: <20170810200502.rutab4z3ft7gcpjz@sigill.intra.peff.net> (raw)
In-Reply-To: <6d7b0d30-48ea-f79f-78cd-088557ea06ac@web.de>

On Thu, Aug 10, 2017 at 09:58:37PM +0200, René Scharfe wrote:

> > So the function is returning -1 and leaving ENOMEM in errno on
> > Yaroslav's system.
> > 
> > I wonder if we are truly hitting out of memory, though.  The same
> > symptom could bee seen if getdelim() does not touch errno when it
> > returns -1, but some other system call earlier set it to ENOMEM,
> > for example.
> 
> That can happen when the end of a file is reached; getdelim() returns
> -1 and leaves errno unchanged.  So we need to set errno to 0 just
> before that call.

Good catch. That's a bug in my original conversoin of
strbuf_getwholeline().

-Peff

  reply	other threads:[~2017-08-10 20:05 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-09 17:39 fatal: Out of memory, getdelim failed under NFS mounts Yaroslav Halchenko
2017-08-10 13:27 ` René Scharfe
2017-08-10 14:43   ` Yaroslav Halchenko
2017-08-10 19:44     ` René Scharfe
2017-08-10 18:56   ` Junio C Hamano
2017-08-10 19:44     ` Yaroslav Halchenko
2017-08-10 19:58     ` René Scharfe
2017-08-10 20:05       ` Jeff King [this message]
2017-08-10 20:29         ` Yaroslav Halchenko
2017-08-10 20:56         ` [PATCH] strbuf: clear errno before calling getdelim(3) René Scharfe
2017-08-10 21:02           ` Jeff King
2017-08-10 21:35             ` Yaroslav Halchenko
2017-08-10 21:41           ` Junio C Hamano
2017-08-11  7:50           ` Simon Ruderich
2017-08-11  8:52             ` René Scharfe
2017-08-12 10:02               ` Simon Ruderich
2017-08-12 11:57                 ` René Scharfe
2017-08-12 12:21                   ` René Scharfe
2017-08-13  4:32                   ` Jeff King
2017-08-13  5:51                     ` René Scharfe
2017-08-13  5:58                       ` Jeff King

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