Date: Wed, 4 Mar 2020 00:22:51 +0000 (UTC) From: Chuck Silvers <chs@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r358597 - head/sys/kern Message-ID: <202003040022.0240Mpm6074186@repo.freebsd.org>
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Author: chs Date: Wed Mar 4 00:22:50 2020 New Revision: 358597 URL: https://svnweb.freebsd.org/changeset/base/358597 Log: if vm_pager_get_pages_async() returns an error, release the sfio->nios refcount that we took earlier that represents the I/O that ended up not being started. Reviewed by: glebius Approved by: imp (mentor) Sponsored by: Netflix Modified: head/sys/kern/kern_sendfile.c Modified: head/sys/kern/kern_sendfile.c ============================================================================== --- head/sys/kern/kern_sendfile.c Tue Mar 3 23:15:30 2020 (r358596) +++ head/sys/kern/kern_sendfile.c Wed Mar 4 00:22:50 2020 (r358597) @@ -454,6 +454,7 @@ sendfile_swapin(vm_object_t obj, struct sf_io *sfio, i __func__, pa, j)); vm_page_unwire(pa[j], PQ_INACTIVE); } + refcount_release(&sfio->nios); return (EIO); }
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