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[PATCH 2/3] compat: backport alloc_workqueue

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This is needed by rtlwifi.

The function signature of __create_workqueue changed in kernel 2.6.28,
so two different defines are needed.

Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
 include/linux/compat-2.6.28.h |    2 ++
 include/linux/compat-2.6.36.h |    4 ++++
 2 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/include/linux/compat-2.6.28.h b/include/linux/compat-2.6.28.h
index b9024d6..fdb8fb2 100644
--- a/include/linux/compat-2.6.28.h
+++ b/include/linux/compat-2.6.28.h
@@ -236,6 +236,8 @@ extern int n_tty_ioctl_helper(struct tty_struct *tty, struct file *file,
 
 int pci_wake_from_d3(struct pci_dev *dev, bool enable);
 
+#define alloc_workqueue(name, flags, max_active) __create_workqueue(name, flags, max_active)
+
 #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)) */
 
 #endif /* LINUX_26_28_COMPAT_H */
diff --git a/include/linux/compat-2.6.36.h b/include/linux/compat-2.6.36.h
index 1f2f507..74d2309 100644
--- a/include/linux/compat-2.6.36.h
+++ b/include/linux/compat-2.6.36.h
@@ -97,6 +97,10 @@ struct pm_qos_request_list {
 static inline __attribute__ ((format (printf, 1, 2)))
 int no_printk(const char *s, ...) { return 0; }
 
+#ifndef alloc_workqueue
+#define alloc_workqueue(name, flags, max_active) __create_workqueue(name, flags, max_active, 0)
+#endif
+
 #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36)) */
 
 #endif /* LINUX_26_36_COMPAT_H */
-- 
1.7.1

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