Message ID | 20240625114420.719014-10-kernel@pankajraghav.com (mailing list archive) |
---|---|
State | New |
Headers | show
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Tue, 25 Jun 2024 13:45:00 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pankajraghav.com; s=MBO0001; t=1719315900; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=iyy/Uh+tbYC9uCouyOUGcxbKb95j1x/VN4vR3SasgEQ=; b=vx1oCSPHzXDRQPX8b0i9M9281m8Y9dOOLXEh58esfpUZkeQ8qW28s1hIC0KrbYg1kLnsh3 oWAiH1+XP/YA/DwPHuXNj43HGL7MdYMm2In3JAiadupkUDFJk3eOXtt76e4Mwno0lT9WIM tPxEcF5ic88JEn7ZdwQvrgVwZYYFUpapyatVmWb/i90WXIE0dkAH/2UeIu9rwYItsz5eEh V72EssyWBjmBHvM3d+1n6usIDunh1o3k0ckFx7HIjSpWWYfwDMQLxYN20hEC4xE9uj4MAx V0CSExZkXvwCFAwmg8uJYqzFOhAD8rJovBw3MTipYl/qPFf/NFZTdyLHUBYB3Q== From: "Pankaj Raghav (Samsung)" <kernel@pankajraghav.com> To: david@fromorbit.com, willy@infradead.org, chandan.babu@oracle.com, djwong@kernel.org, brauner@kernel.org, akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, yang@os.amperecomputing.com, linux-mm@kvack.org, john.g.garry@oracle.com, linux-fsdevel@vger.kernel.org, hare@suse.de, p.raghav@samsung.com, mcgrof@kernel.org, gost.dev@samsung.com, cl@os.amperecomputing.com, linux-xfs@vger.kernel.org, kernel@pankajraghav.com, hch@lst.de, Zi Yan <zi.yan@sent.com> Subject: [PATCH v8 09/10] xfs: make the calculation generic in xfs_sb_validate_fsb_count() Date: Tue, 25 Jun 2024 11:44:19 +0000 Message-ID: <20240625114420.719014-10-kernel@pankajraghav.com> In-Reply-To: <20240625114420.719014-1-kernel@pankajraghav.com> References: <20240625114420.719014-1-kernel@pankajraghav.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: DC4B2140012 X-Stat-Signature: dqbs6b1ddexwbds5x8zwpbrmjnfix1wa X-Rspamd-Server: rspam09 X-Rspam-User: X-HE-Tag: 1719315903-470288 X-HE-Meta: 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 PeOJIP5Q 6+/nJaVhyRAydmyRKus438jbs5ZOJtSztkBnREf4Zf44fjT7SCszEz8/PPoYbdRw4h70eisByECNSL615Yct1AD693NteaaPDYgKLAqgZiMbBJ1J94eZxXZmlxxC70crEH9G82W6dJpUzPpK/GH9i0ucXiwCqH/b/auxRRVQ/PKjQszjoglb8tcIwDiUeQAyApnmLN8C0Y13MgvZRmDYAd6Am8ztt70EdsOTBhiaDGrgAnn0agVyMRCiuqdSKaKPwcQvIbZ4oU29jk6fj3fshQTXu+tcZkglVJbpu5tNFQIVeDY6CjbFSJIWlaIyGksPIE2nnIksungKw12eeu7f6fsWlyCqHGB6LtKnGdtTjGgfTozru6U4oxXABeA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: <linux-mm.kvack.org> List-Subscribe: <mailto:majordomo@kvack.org> List-Unsubscribe: <mailto:majordomo@kvack.org> |
Series |
enable bs > ps in XFS
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expand
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diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c index 09eef1721ef4..3949f720b535 100644 --- a/fs/xfs/xfs_mount.c +++ b/fs/xfs/xfs_mount.c @@ -132,11 +132,16 @@ xfs_sb_validate_fsb_count( xfs_sb_t *sbp, uint64_t nblocks) { + uint64_t max_bytes; + ASSERT(PAGE_SHIFT >= sbp->sb_blocklog); ASSERT(sbp->sb_blocklog >= BBSHIFT); + if (check_shl_overflow(nblocks, sbp->sb_blocklog, &max_bytes)) + return -EFBIG; + /* Limited by ULONG_MAX of page cache index */ - if (nblocks >> (PAGE_SHIFT - sbp->sb_blocklog) > ULONG_MAX) + if (max_bytes >> PAGE_SHIFT > ULONG_MAX) return -EFBIG; return 0; }