xfs: Fix 64-bit division on 32-bit in xlog_state_switch_iclogs()

On 32-bit (e.g. m68k):

    ERROR: modpost: "__udivdi3" [fs/xfs/xfs.ko] undefined!

Fix this by using a uint32_t intermediate, like before.

Reported-by: noreply@ellerman.id.au
Fixes: 7660a5b48fbef958 ("xfs: log stripe roundoff is a property of the log")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>

diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 0e563ff8cd3be4aa9c8665e9c5e1935d9a531757..0c91da5defee6b9f083096ff723329da78b2c407 100644 (file)
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -3143,8 +3143,8 @@ xlog_state_switch_iclogs(
 
        /* Round up to next log-sunit */
        if (log->l_iclog_roundoff > BBSIZE) {
-               log->l_curr_block = roundup(log->l_curr_block,
-                                               BTOBB(log->l_iclog_roundoff));
+               uint32_t sunit_bb = BTOBB(log->l_iclog_roundoff);
+               log->l_curr_block = roundup(log->l_curr_block, sunit_bb);
        }
 
        if (log->l_curr_block >= log->l_logBBsize) {