Date: Tue, 19 May 2015 21:16:38 +0000 (UTC) From: Warner Losh <imp@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r283126 - head/sys/arm/arm Message-ID: <201505192116.t4JLGcHO089367@svn.freebsd.org>
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Author: imp Date: Tue May 19 21:16:37 2015 New Revision: 283126 URL: https://svnweb.freebsd.org/changeset/base/283126 Log: Improve comment about unmapped I/O and fix typos. Submitted by: Matteo Riondato MFC After: 2 days Modified: head/sys/arm/arm/pmap.c Modified: head/sys/arm/arm/pmap.c ============================================================================== --- head/sys/arm/arm/pmap.c Tue May 19 21:00:53 2015 (r283125) +++ head/sys/arm/arm/pmap.c Tue May 19 21:16:37 2015 (r283126) @@ -4311,10 +4311,10 @@ pmap_copy_page(vm_page_t src, vm_page_t } /* - * We have code to do unmapped I/O. However, it isn't quite right - * an causes un-page-aligned I/O to devices to fail (most notably - * newfs or fsck). We give up a little performance to do this, but - * we trade that for rock-solid stability so it is a good trade. + * We have code to do unmapped I/O. However, it isn't quite right and + * causes un-page-aligned I/O to devices to fail (most notably newfs + * or fsck). We give up a little performance to not allow unmapped I/O + * to gain stability. */ int unmapped_buf_allowed = 0;
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