writeback: get rid of wbc->for_writepages
It's only set, it's never checked. Kill it.
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index d347632..48a054e 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -50,7 +50,6 @@
unsigned encountered_congestion:1; /* An output: a queue is full */
unsigned for_kupdate:1; /* A kupdate writeback */
unsigned for_reclaim:1; /* Invoked from the page allocator */
- unsigned for_writepages:1; /* This is a writepages() call */
unsigned range_cyclic:1; /* range_start is cyclic */
unsigned more_io:1; /* more io to be dispatched */
/*
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 7d8b5bc..8d433c4e 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -227,7 +227,6 @@
__field( char, nonblocking )
__field( char, for_kupdate )
__field( char, for_reclaim )
- __field( char, for_writepages )
__field( char, range_cyclic )
),
@@ -241,16 +240,15 @@
__entry->nonblocking = wbc->nonblocking;
__entry->for_kupdate = wbc->for_kupdate;
__entry->for_reclaim = wbc->for_reclaim;
- __entry->for_writepages = wbc->for_writepages;
__entry->range_cyclic = wbc->range_cyclic;
),
- TP_printk("dev %s ino %lu nr_t_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d for_writepages %d range_cyclic %d",
+ TP_printk("dev %s ino %lu nr_t_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d range_cyclic %d",
jbd2_dev_to_name(__entry->dev), __entry->ino, __entry->nr_to_write,
__entry->pages_skipped, __entry->range_start,
__entry->range_end, __entry->nonblocking,
__entry->for_kupdate, __entry->for_reclaim,
- __entry->for_writepages, __entry->range_cyclic)
+ __entry->range_cyclic)
);
TRACE_EVENT(ext4_da_writepages_result,