Revision 271,
912 bytes
checked in by atzm, 10 years ago
(diff) |
improve performance on multi-queue environment
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[246] | 1 | /* |
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| 2 | * ksyslog: In-kernel syslog receiver |
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| 3 | * Copyright(C) 2013 Atzm WATANABE All rights reserved |
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| 4 | * Distributed under the GPL |
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| 5 | */ |
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| 6 | |
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| 7 | #ifndef KSYSLOG_COMPAT_H |
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| 8 | #define KSYSLOG_COMPAT_H |
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| 9 | |
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[268] | 10 | #ifndef list_first_or_null_rcu |
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| 11 | #define list_first_or_null_rcu(ptr, type, member) \ |
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| 12 | ({ \ |
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| 13 | struct list_head *__ptr = (ptr); \ |
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| 14 | struct list_head *__next = ACCESS_ONCE(__ptr->next); \ |
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| 15 | likely(__ptr != __next) ? list_entry_rcu(__next, type, member) : NULL; \ |
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| 16 | }) |
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| 17 | #endif |
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| 18 | |
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[264] | 19 | static inline void |
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| 20 | compat_fsnotify_open(struct file *file) |
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| 21 | { |
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| 22 | #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,35) |
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| 23 | fsnotify_open(file->f_path.dentry); |
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| 24 | #else |
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| 25 | fsnotify_open(file); |
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| 26 | #endif |
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| 27 | } |
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| 28 | |
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[247] | 29 | #if LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0) |
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[248] | 30 | static inline void |
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| 31 | udp_encap_enable(void) |
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[247] | 32 | { |
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| 33 | } |
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| 34 | #endif |
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| 35 | |
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[246] | 36 | #if LINUX_VERSION_CODE < KERNEL_VERSION(3,10,0) |
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| 37 | #ifdef CONFIG_PROC_FS |
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| 38 | static inline void * |
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| 39 | PDE_DATA(const struct inode *inode) |
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| 40 | { |
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| 41 | return PDE(inode)->data; |
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| 42 | } |
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| 43 | #endif |
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| 44 | #endif |
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| 45 | |
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| 46 | #endif |
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