Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
33 lines
932 B
C
33 lines
932 B
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2023-2024 Oracle. All Rights Reserved.
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* Author: Darrick J. Wong <djwong@kernel.org>
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*/
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#ifndef __XFS_BUF_MEM_H__
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#define __XFS_BUF_MEM_H__
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#define XMBUF_BLOCKSIZE (PAGE_SIZE)
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#define XMBUF_BLOCKSHIFT (PAGE_SHIFT)
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#ifdef CONFIG_XFS_MEMORY_BUFS
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static inline bool xfs_buftarg_is_mem(const struct xfs_buftarg *btp)
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{
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return btp->bt_bdev == NULL;
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}
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int xmbuf_alloc(struct xfs_mount *mp, const char *descr,
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struct xfs_buftarg **btpp);
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void xmbuf_free(struct xfs_buftarg *btp);
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bool xmbuf_verify_daddr(struct xfs_buftarg *btp, xfs_daddr_t daddr);
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void xmbuf_trans_bdetach(struct xfs_trans *tp, struct xfs_buf *bp);
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int xmbuf_finalize(struct xfs_buf *bp);
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#else
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# define xfs_buftarg_is_mem(...) (false)
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# define xmbuf_verify_daddr(...) (false)
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#endif /* CONFIG_XFS_MEMORY_BUFS */
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int xmbuf_map_backing_mem(struct xfs_buf *bp);
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#endif /* __XFS_BUF_MEM_H__ */
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