diff options
author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-12-05 14:20:17 +0000 |
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committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-12-05 14:20:17 +0000 |
commit | 232093a4f656aa2577c3c8425252e88717c1a9c2 (patch) | |
tree | cc7314ba8bd7c186ce1ad1b7296964fc39c79417 /package/mac80211/patches/022-atomic64_backport.patch | |
parent | 44a7438217323d90cc430627b82fd165fba52250 (diff) |
mac80211: update to 2011-12-01
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29436 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches/022-atomic64_backport.patch')
-rw-r--r-- | package/mac80211/patches/022-atomic64_backport.patch | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/package/mac80211/patches/022-atomic64_backport.patch b/package/mac80211/patches/022-atomic64_backport.patch deleted file mode 100644 index 673b7c336..000000000 --- a/package/mac80211/patches/022-atomic64_backport.patch +++ /dev/null @@ -1,91 +0,0 @@ ---- a/compat/Makefile -+++ b/compat/Makefile -@@ -38,3 +38,8 @@ compat-$(CONFIG_COMPAT_KERNEL_3_1) += \ - cordic.o \ - crc8.o - -+ifndef CONFIG_64BIT -+ifndef CONFIG_GENERIC_ATOMIC64 -+ compat-y += compat_atomic.o -+endif -+endif ---- a/include/linux/compat-2.6.31.h -+++ b/include/linux/compat-2.6.31.h -@@ -202,6 +202,20 @@ void compat_synchronize_threaded_irq(str - #define skb_walk_frags(skb, iter) \ - for (iter = skb_shinfo(skb)->frag_list; iter; iter = iter->next) - -+#ifndef CONFIG_64BIT -+ -+typedef struct { -+ long long counter; -+} atomic64_t; -+ -+extern long long atomic64_read(const atomic64_t *v); -+extern long long atomic64_add_return(long long a, atomic64_t *v); -+ -+#define atomic64_inc_return(v) atomic64_add_return(1LL, (v)) -+ -+#endif -+ -+ - #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31)) */ - - #endif /* LINUX_26_31_COMPAT_H */ ---- /dev/null -+++ b/compat/compat_atomic.c -@@ -0,0 +1,33 @@ -+#include <linux/spinlock.h> -+#include <linux/module.h> -+ -+#if !((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)) && (defined(CONFIG_UML) || defined(CONFIG_X86))) && !((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) && defined(CONFIG_ARM) && !defined(CONFIG_GENERIC_ATOMIC64)) -+ -+static DEFINE_SPINLOCK(lock); -+ -+long long atomic64_read(const atomic64_t *v) -+{ -+ unsigned long flags; -+ long long val; -+ -+ spin_lock_irqsave(&lock, flags); -+ val = v->counter; -+ spin_unlock_irqrestore(&lock, flags); -+ return val; -+} -+EXPORT_SYMBOL(atomic64_read); -+ -+long long atomic64_add_return(long long a, atomic64_t *v) -+{ -+ unsigned long flags; -+ long long val; -+ -+ spin_lock_irqsave(&lock, flags); -+ val = v->counter += a; -+ spin_unlock_irqrestore(&lock, flags); -+ return val; -+} -+EXPORT_SYMBOL(atomic64_add_return); -+ -+#endif -+ ---- a/include/linux/compat-3.1.h -+++ b/include/linux/compat-3.1.h -@@ -19,6 +19,18 @@ - .prod_id = { NULL, NULL, (v3), NULL }, \ - .prod_id_hash = { 0, 0, (vh3), 0 }, } - -+/* -+ * In many versions, several architectures do not seem to include an -+ * atomic64_t implementation, and do not include the software emulation from -+ * asm-generic/atomic64_t. -+ * Detect and handle this here. -+ */ -+#include <asm/atomic.h> -+ -+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)) && !defined(ATOMIC64_INIT) && !defined(CONFIG_X86) && !((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)) && defined(CONFIG_ARM) && !defined(CONFIG_GENERIC_ATOMIC64)) -+#include <asm-generic/atomic64.h> -+#endif -+ - #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) */ - - #endif /* LINUX_3_1_COMPAT_H */ |