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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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78f5193dbc
Usage of aq_obj_s structure is noop, here we remove it replacing access to flags filed directly. Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
/*
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* aQuantia Corporation Network Driver
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* Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*/
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/* File aq_utils.h: Useful macro and structures used in all layers of driver. */
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#ifndef AQ_UTILS_H
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#define AQ_UTILS_H
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#include "aq_common.h"
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static inline void aq_utils_obj_set(atomic_t *flags, u32 mask)
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{
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unsigned long flags_old, flags_new;
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do {
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flags_old = atomic_read(flags);
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flags_new = flags_old | (mask);
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} while (atomic_cmpxchg(flags, flags_old, flags_new) != flags_old);
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}
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static inline void aq_utils_obj_clear(atomic_t *flags, u32 mask)
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{
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unsigned long flags_old, flags_new;
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do {
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flags_old = atomic_read(flags);
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flags_new = flags_old & ~(mask);
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} while (atomic_cmpxchg(flags, flags_old, flags_new) != flags_old);
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}
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static inline bool aq_utils_obj_test(atomic_t *flags, u32 mask)
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{
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return atomic_read(flags) & mask;
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}
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#endif /* AQ_UTILS_H */
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