From: Andreas Schwab <schwab@linux-m68k.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: BT Templeton <bpt@hcoop.net>, emacs-devel@gnu.org
Subject: Re: Spare memory
Date: Thu, 14 Jun 2012 08:46:21 +0200 [thread overview]
Message-ID: <m2wr3ao0g2.fsf@igel.home> (raw)
In-Reply-To: <jwvy5nq7qrq.fsf-monnier+emacs@gnu.org> (Stefan Monnier's message of "Wed, 13 Jun 2012 19:12:13 -0400")
Stefan Monnier <monnier@iro.umontreal.ca> writes:
> But I can answer this one: the GC can only be called at a few safe
> points, so calling it from memory_full might be unsafe. With the
> conservative stack scanning, we can probably safely run the GC in many
> more cases, but when using the GCPROs, the only safe spots are when
> `eval' can be called.
Even without GCPRO it may be unsafe, since GC can compact strings.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
prev parent reply other threads:[~2012-06-14 6:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-13 19:14 Spare memory BT Templeton
2012-06-13 23:12 ` Stefan Monnier
2012-06-14 6:46 ` Andreas Schwab [this message]
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