block: don't include <linux/part_stat.h> in blk.h

Not needed, shift it into the source files that need it instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20211123185312.1432157-9-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

block/blk-cgroup.c

@@ -30,6 +30,7 @@
 #include <linux/blk-cgroup.h>
 #include <linux/tracehook.h>
 #include <linux/psi.h>
+#include <linux/part_stat.h>
 #include "blk.h"
 #include "blk-ioprio.h"
 #include "blk-throttle.h"

block/blk-core.c

@@ -39,6 +39,7 @@
 #include <linux/debugfs.h>
 #include <linux/bpf.h>
 #include <linux/psi.h>
+#include <linux/part_stat.h>
 #include <linux/sched/sysctl.h>
 #include <linux/blk-crypto.h>
 

block/blk-flush.c

@@ -69,6 +69,7 @@
 #include <linux/blkdev.h>
 #include <linux/gfp.h>
 #include <linux/blk-mq.h>
+#include <linux/part_stat.h>
 
 #include "blk.h"
 #include "blk-mq.h"

block/blk-merge.c

@@ -8,6 +8,7 @@
 #include <linux/blkdev.h>
 #include <linux/blk-integrity.h>
 #include <linux/scatterlist.h>
+#include <linux/part_stat.h>
 
 #include <trace/events/block.h>
 

block/blk-mq.c

@@ -28,6 +28,7 @@
 #include <linux/crash_dump.h>
 #include <linux/prefetch.h>
 #include <linux/blk-crypto.h>
+#include <linux/part_stat.h>
 
 #include <trace/events/block.h>
 

block/blk.h

@@ -2,7 +2,6 @@
 #ifndef BLK_INTERNAL_H
 #define BLK_INTERNAL_H
 
-#include <linux/part_stat.h>
 #include <linux/blk-crypto.h>
 #include <linux/memblock.h>	/* for max_pfn/max_low_pfn */
 #include <xen/xen.h>

block/genhd.c

@@ -25,6 +25,7 @@
 #include <linux/log2.h>
 #include <linux/pm_runtime.h>
 #include <linux/badblocks.h>
+#include <linux/part_stat.h>
 
 #include "blk.h"
 #include "blk-mq-sched.h"