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authorMatthew Wilcox (Oracle) <willy@infradead.org>2021-05-06 18:02:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-05-06 19:24:11 -0700
commit4ee60ec156d91c315d1f62dfc1bc5799dcc6b473 (patch)
treee4872718c04099fbd30bbebabb4302c8243337b4
parent5b31a7dfa35098a8c331b47fe4869282597df89f (diff)
include: remove pagemap.h from blkdev.h
My UEK-derived config has 1030 files depending on pagemap.h before this change. Afterwards, just 326 files need to be rebuilt when I touch pagemap.h. I think blkdev.h is probably included too widely, but untangling that dependency is harder and this solves my problem. x86 allmodconfig builds, but there may be implicit include problems on other architectures. Link: https://lkml.kernel.org/r/20210309195747.283796-1-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Acked-by: Dan Williams <dan.j.williams@intel.com> [nvdimm] Acked-by: Jens Axboe <axboe@kernel.dk> [block] Reviewed-by: Christoph Hellwig <hch@lst.de> Acked-by: Coly Li <colyli@suse.de> [bcache] Acked-by: Martin K. Petersen <martin.petersen@oracle.com> [scsi] Reviewed-by: William Kucharski <william.kucharski@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--block/blk-settings.c1
-rw-r--r--drivers/block/brd.c1
-rw-r--r--drivers/block/loop.c1
-rw-r--r--drivers/md/bcache/super.c1
-rw-r--r--drivers/nvdimm/btt.c1
-rw-r--r--drivers/nvdimm/pmem.c1
-rw-r--r--drivers/scsi/scsicam.c1
-rw-r--r--include/linux/blkdev.h1
-rw-r--r--include/linux/swap.h1
9 files changed, 8 insertions, 1 deletions
diff --git a/block/blk-settings.c b/block/blk-settings.c
index 9c009090c4b5..902c40d67120 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -7,6 +7,7 @@
#include <linux/init.h>
#include <linux/bio.h>
#include <linux/blkdev.h>
+#include <linux/pagemap.h>
#include <linux/gcd.h>
#include <linux/lcm.h>
#include <linux/jiffies.h>
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index 6e622c1327ee..7562cf30b14e 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -18,6 +18,7 @@
#include <linux/bio.h>
#include <linux/highmem.h>
#include <linux/mutex.h>
+#include <linux/pagemap.h>
#include <linux/radix-tree.h>
#include <linux/fs.h>
#include <linux/slab.h>
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index a370cde3ddd4..d58d68f3c7cd 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -53,6 +53,7 @@
#include <linux/moduleparam.h>
#include <linux/sched.h>
#include <linux/fs.h>
+#include <linux/pagemap.h>
#include <linux/file.h>
#include <linux/stat.h>
#include <linux/errno.h>
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 2b6d6e9cd680..bea8c4429ae8 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -16,6 +16,7 @@
#include "features.h"
#include <linux/blkdev.h>
+#include <linux/pagemap.h>
#include <linux/debugfs.h>
#include <linux/genhd.h>
#include <linux/idr.h>
diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
index 41aa1f01fc07..18a267d5073f 100644
--- a/drivers/nvdimm/btt.c
+++ b/drivers/nvdimm/btt.c
@@ -6,6 +6,7 @@
#include <linux/highmem.h>
#include <linux/debugfs.h>
#include <linux/blkdev.h>
+#include <linux/pagemap.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/mutex.h>
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 7daac795db39..ed10a8b66068 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -8,6 +8,7 @@
*/
#include <linux/blkdev.h>
+#include <linux/pagemap.h>
#include <linux/hdreg.h>
#include <linux/init.h>
#include <linux/platform_device.h>
diff --git a/drivers/scsi/scsicam.c b/drivers/scsi/scsicam.c
index f1553a453616..0ffdb8f2995f 100644
--- a/drivers/scsi/scsicam.c
+++ b/drivers/scsi/scsicam.c
@@ -17,6 +17,7 @@
#include <linux/genhd.h>
#include <linux/kernel.h>
#include <linux/blkdev.h>
+#include <linux/pagemap.h>
#include <linux/msdos_partition.h>
#include <asm/unaligned.h>
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index b91ba6207365..1255823b2bc0 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -11,7 +11,6 @@
#include <linux/minmax.h>
#include <linux/timer.h>
#include <linux/workqueue.h>
-#include <linux/pagemap.h>
#include <linux/backing-dev-defs.h>
#include <linux/wait.h>
#include <linux/mempool.h>
diff --git a/include/linux/swap.h b/include/linux/swap.h
index f69e0f67651d..144727041e78 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -10,6 +10,7 @@
#include <linux/sched.h>
#include <linux/node.h>
#include <linux/fs.h>
+#include <linux/pagemap.h>
#include <linux/atomic.h>
#include <linux/page-flags.h>
#include <uapi/linux/mempolicy.h>