Date: Sat, 3 Jun 2017 16:19:33 +0000 (UTC) From: Alan Cox <alc@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r319540 - head/sys/kern Message-ID: <201706031619.v53GJX5F005501@repo.freebsd.org>
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Author: alc Date: Sat Jun 3 16:19:33 2017 New Revision: 319540 URL: https://svnweb.freebsd.org/changeset/base/319540 Log: The data type returned by vmoff() is too narrow in its range. This could break the transmission of files longer than 4 GB on 32-bit architectures. Reviewed by: glebius, kib MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D10019 Modified: head/sys/kern/kern_sendfile.c Modified: head/sys/kern/kern_sendfile.c ============================================================================== --- head/sys/kern/kern_sendfile.c Sat Jun 3 16:18:50 2017 (r319539) +++ head/sys/kern/kern_sendfile.c Sat Jun 3 16:19:33 2017 (r319540) @@ -207,12 +207,12 @@ xfsize(int i, int n, off_t off, off_t len) /* * Helper function to get offset within object for i page. */ -static inline vm_offset_t +static inline vm_ooffset_t vmoff(int i, off_t off) { if (i == 0) - return ((vm_offset_t)off); + return ((vm_ooffset_t)off); return (trunc_page(off + i * PAGE_SIZE)); }
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