Date: Thu, 7 Jan 2016 22:59:09 +0000 (UTC) From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r293389 - projects/sendfile/sys/kern Message-ID: <201601072259.u07MxA9d082788@repo.freebsd.org>
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Author: glebius Date: Thu Jan 7 22:59:09 2016 New Revision: 293389 URL: https://svnweb.freebsd.org/changeset/base/293389 Log: Use the application supplied readahead value the way it is documented, and expected by developers. Modified: projects/sendfile/sys/kern/uipc_syscalls.c Modified: projects/sendfile/sys/kern/uipc_syscalls.c ============================================================================== --- projects/sendfile/sys/kern/uipc_syscalls.c Thu Jan 7 22:57:14 2016 (r293388) +++ projects/sendfile/sys/kern/uipc_syscalls.c Thu Jan 7 22:59:09 2016 (r293389) @@ -2537,7 +2537,7 @@ retry_space: * since vm_pager_has_page() can hint beyond EOF. */ rhpages = howmany(rem + (off & PAGE_MASK), PAGE_SIZE) - npages; - rhpages = max(SF_READAHEAD(flags), rhpages); + rhpages += SF_READAHEAD(flags); rhpages = min(howmany(MAXPHYS, PAGE_SIZE), rhpages); rhpages = min(howmany(obj_size - trunc_page(off), PAGE_SIZE) - npages, rhpages);
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