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/* SPDX-License-Identifier: GPL-2.0 */
# ifndef _BCACHEFS_REFLINK_H
# define _BCACHEFS_REFLINK_H
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enum bkey_invalid_flags ;
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int bch2_reflink_p_invalid ( struct bch_fs * , struct bkey_s_c ,
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enum bkey_invalid_flags , struct printbuf * ) ;
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void bch2_reflink_p_to_text ( struct printbuf * , struct bch_fs * ,
struct bkey_s_c ) ;
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bool bch2_reflink_p_merge ( struct bch_fs * , struct bkey_s , struct bkey_s_c ) ;
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int bch2_trigger_reflink_p ( struct btree_trans * , enum btree_id , unsigned ,
struct bkey_s_c , struct bkey_s , unsigned ) ;
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# define bch2_bkey_ops_reflink_p ((struct bkey_ops) { \
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. key_invalid = bch2_reflink_p_invalid , \
. val_to_text = bch2_reflink_p_to_text , \
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. key_merge = bch2_reflink_p_merge , \
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. trigger = bch2_trigger_reflink_p , \
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. min_val_size = 16 , \
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} )
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int bch2_reflink_v_invalid ( struct bch_fs * , struct bkey_s_c ,
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enum bkey_invalid_flags , struct printbuf * ) ;
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void bch2_reflink_v_to_text ( struct printbuf * , struct bch_fs * ,
struct bkey_s_c ) ;
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int bch2_trigger_reflink_v ( struct btree_trans * , enum btree_id , unsigned ,
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struct bkey_s_c , struct bkey_s , unsigned ) ;
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# define bch2_bkey_ops_reflink_v ((struct bkey_ops) { \
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. key_invalid = bch2_reflink_v_invalid , \
. val_to_text = bch2_reflink_v_to_text , \
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. swab = bch2_ptr_swab , \
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. trigger = bch2_trigger_reflink_v , \
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. min_val_size = 8 , \
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} )
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int bch2_indirect_inline_data_invalid ( struct bch_fs * , struct bkey_s_c ,
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enum bkey_invalid_flags , struct printbuf * ) ;
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void bch2_indirect_inline_data_to_text ( struct printbuf * ,
struct bch_fs * , struct bkey_s_c ) ;
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int bch2_trigger_indirect_inline_data ( struct btree_trans * ,
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enum btree_id , unsigned ,
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struct bkey_s_c , struct bkey_s ,
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unsigned ) ;
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# define bch2_bkey_ops_indirect_inline_data ((struct bkey_ops) { \
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. key_invalid = bch2_indirect_inline_data_invalid , \
. val_to_text = bch2_indirect_inline_data_to_text , \
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. trigger = bch2_trigger_indirect_inline_data , \
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. min_val_size = 8 , \
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} )
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static inline const __le64 * bkey_refcount_c ( struct bkey_s_c k )
{
switch ( k . k - > type ) {
case KEY_TYPE_reflink_v :
return & bkey_s_c_to_reflink_v ( k ) . v - > refcount ;
case KEY_TYPE_indirect_inline_data :
return & bkey_s_c_to_indirect_inline_data ( k ) . v - > refcount ;
default :
return NULL ;
}
}
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static inline __le64 * bkey_refcount ( struct bkey_s k )
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{
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switch ( k . k - > type ) {
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case KEY_TYPE_reflink_v :
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return & bkey_s_to_reflink_v ( k ) . v - > refcount ;
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case KEY_TYPE_indirect_inline_data :
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return & bkey_s_to_indirect_inline_data ( k ) . v - > refcount ;
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default :
return NULL ;
}
}
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s64 bch2_remap_range ( struct bch_fs * , subvol_inum , u64 ,
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subvol_inum , u64 , u64 , u64 , s64 * ) ;
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# endif /* _BCACHEFS_REFLINK_H */