From: "Matthew Wilcox (Oracle)" <willy@infradead.org> To: linux-fsdevel@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>, ericvh@gmail.com, lucho@ionkov.net, viro@zeniv.linux.org.uk, jlayton@kernel.org, idryomov@gmail.com, mark@fasheh.com, jlbec@evilplan.org, joseph.qi@linux.alibaba.com, v9fs-developer@lists.sourceforge.net, linux-kernel@vger.kernel.org, ceph-devel@vger.kernel.org, ocfs2-devel@oss.oracle.com, linux-btrfs@vger.kernel.org, clm@fb.com, josef@toxicpanda.com, dsterba@suse.com, stable@vger.kernel.org Subject: [PATCH 4/7] ocfs2: Promote to unsigned long long before shifting Date: Sun, 4 Oct 2020 19:04:25 +0100 [thread overview] Message-ID: <20201004180428.14494-5-willy@infradead.org> (raw) In-Reply-To: <20201004180428.14494-1-willy@infradead.org> On 32-bit systems, this shift will overflow for files larger than 4GB. Cc: stable@vger.kernel.org Fixes: 35edec1d52c0 ("ocfs2: update truncate handling of partial clusters") Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> --- fs/ocfs2/alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 4c1b90442d6f..26eff79ecb50 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -6867,7 +6867,7 @@ static void ocfs2_zero_cluster_pages(struct inode *inode, loff_t start, ocfs2_map_and_dirty_page(inode, handle, from, to, page, 1, &phys); - start = (page->index + 1) << PAGE_SHIFT; + start = (page->index + 1ULL) << PAGE_SHIFT; } out: if (pages) -- 2.28.0
WARNING: multiple messages have this Message-ID (diff)
From: Matthew Wilcox (Oracle) <willy@infradead.org> To: linux-fsdevel@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>, ericvh@gmail.com, lucho@ionkov.net, viro@zeniv.linux.org.uk, jlayton@kernel.org, idryomov@gmail.com, mark@fasheh.com, jlbec@evilplan.org, joseph.qi@linux.alibaba.com, v9fs-developer@lists.sourceforge.net, linux-kernel@vger.kernel.org, ceph-devel@vger.kernel.org, ocfs2-devel@oss.oracle.com, linux-btrfs@vger.kernel.org, clm@fb.com, josef@toxicpanda.com, dsterba@suse.com, stable@vger.kernel.org Subject: [Ocfs2-devel] [PATCH 4/7] ocfs2: Promote to unsigned long long before shifting Date: Sun, 4 Oct 2020 19:04:25 +0100 [thread overview] Message-ID: <20201004180428.14494-5-willy@infradead.org> (raw) In-Reply-To: <20201004180428.14494-1-willy@infradead.org> On 32-bit systems, this shift will overflow for files larger than 4GB. Cc: stable at vger.kernel.org Fixes: 35edec1d52c0 ("ocfs2: update truncate handling of partial clusters") Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> --- fs/ocfs2/alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 4c1b90442d6f..26eff79ecb50 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -6867,7 +6867,7 @@ static void ocfs2_zero_cluster_pages(struct inode *inode, loff_t start, ocfs2_map_and_dirty_page(inode, handle, from, to, page, 1, &phys); - start = (page->index + 1) << PAGE_SHIFT; + start = (page->index + 1ULL) << PAGE_SHIFT; } out: if (pages) -- 2.28.0
next prev parent reply other threads:[~2020-10-04 18:05 UTC|newest] Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-10-04 18:04 [PATCH 0/7] Fix a pile of 4GB file problems on 32-bit Matthew Wilcox (Oracle) 2020-10-04 18:04 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-04 18:04 ` [PATCH 1/7] 9P: Cast to loff_t before multiplying Matthew Wilcox (Oracle) 2020-10-04 18:04 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-07 5:48 ` Christoph Hellwig 2020-10-07 5:48 ` [Ocfs2-devel] " Christoph Hellwig 2020-10-07 18:47 ` Matthew Wilcox 2020-10-07 18:47 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-26 17:14 ` Dominique Martinet 2020-10-26 17:14 ` [Ocfs2-devel] " Dominique Martinet 2020-10-04 18:04 ` [PATCH 2/7] buffer: Promote to unsigned long long before shifting Matthew Wilcox (Oracle) 2020-10-04 18:04 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-04 18:04 ` [PATCH 3/7] ceph: " Matthew Wilcox (Oracle) 2020-10-04 18:04 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-06 11:29 ` Jeff Layton 2020-10-06 11:29 ` [Ocfs2-devel] " Jeff Layton 2020-10-06 17:20 ` Jeff Layton 2020-10-06 17:20 ` [Ocfs2-devel] " Jeff Layton 2020-10-04 18:04 ` Matthew Wilcox (Oracle) [this message] 2020-10-04 18:04 ` [Ocfs2-devel] [PATCH 4/7] ocfs2: " Matthew Wilcox 2020-10-04 18:04 ` [PATCH 5/7] btrfs: " Matthew Wilcox (Oracle) 2020-10-04 18:04 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-09 14:18 ` Josef Bacik 2020-10-09 14:18 ` [Ocfs2-devel] " Josef Bacik 2020-10-26 17:02 ` David Sterba 2020-10-26 17:02 ` [Ocfs2-devel] " David Sterba 2020-10-04 18:04 ` [PATCH 6/7] " Matthew Wilcox (Oracle) 2020-10-04 18:04 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-09 14:18 ` Josef Bacik 2020-10-09 14:18 ` [Ocfs2-devel] " Josef Bacik 2020-10-26 16:35 ` David Sterba 2020-10-26 16:35 ` [Ocfs2-devel] " David Sterba 2020-10-26 16:44 ` Matthew Wilcox 2020-10-26 16:44 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-26 17:03 ` David Sterba 2020-10-26 17:03 ` [Ocfs2-devel] " David Sterba 2020-10-04 18:04 ` [PATCH 7/7] btrfs: Promote to unsigned long long before multiplying Matthew Wilcox (Oracle) 2020-10-04 18:04 ` [Ocfs2-devel] " Matthew Wilcox 2020-10-26 16:21 ` David Sterba 2020-10-26 16:21 ` [Ocfs2-devel] " David Sterba
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