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Commit 784352fe authored by David Sterba's avatar David Sterba
Browse files

btrfs: move math functions to misc.h 



Reviewed-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 602cbe91

fs/btrfs/block-group.c

+1 −1
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0



#include "misc.h"

#include "ctree.h"

#include "block-group.h"

#include "space-info.h"
@@ -13,7 +14,6 @@ 
#include "sysfs.h"

#include "tree-log.h"

#include "delalloc-space.h"

#include "math.h"



/*

 * Return target flags in extended format or 0 if restripe for this chunk_type

fs/btrfs/block-rsv.c

+1 −1
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0



#include "misc.h"

#include "ctree.h"

#include "block-rsv.h"

#include "space-info.h"

#include "math.h"

#include "transaction.h"



static u64 block_rsv_release_bytes(struct btrfs_fs_info *fs_info,

fs/btrfs/extent-tree.c

+0 −1
Original line number Diff line number Diff line
@@ -25,7 +25,6 @@ 
#include "locking.h"

#include "free-space-cache.h"

#include "free-space-tree.h"

#include "math.h"

#include "sysfs.h"

#include "qgroup.h"

#include "ref-verify.h"

fs/btrfs/math.h

deleted100644 → 0
+0 −28
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */

/*

 * Copyright (C) 2012 Fujitsu.  All rights reserved.

 * Written by Miao Xie <miaox@cn.fujitsu.com>

 */



#ifndef BTRFS_MATH_H

#define BTRFS_MATH_H



#include <asm/div64.h>



static inline u64 div_factor(u64 num, int factor)

{

	if (factor == 10)

		return num;

	num *= factor;

	return div_u64(num, 10);

}



static inline u64 div_factor_fine(u64 num, int factor)

{

	if (factor == 100)

		return num;

	num *= factor;

	return div_u64(num, 100);

}



#endif

fs/btrfs/misc.h

+17 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 


#include <linux/sched.h>

#include <linux/wait.h>

#include <asm/div64.h>



#define in_range(b, first, len) ((b) >= (first) && (b) < (first) + (len))
@@ -30,4 +31,20 @@ static inline void cond_wake_up_nomb(struct wait_queue_head *wq) 
		wake_up(wq);

}



static inline u64 div_factor(u64 num, int factor)

{

	if (factor == 10)

		return num;

	num *= factor;

	return div_u64(num, 10);

}



static inline u64 div_factor_fine(u64 num, int factor)

{

	if (factor == 100)

		return num;

	num *= factor;

	return div_u64(num, 100);

}



#endif