Hi folks,this rather trivial patch makes drm compile again on kernel >= 2.6.27. It is necessary since in kernel 2.6.27 on_each_cpu (defined in include/linux/smp.h) lost the third argument (retry).
What do you think?
Cheers, Johannes
From 5a5fb6ef609f831bd187321649c93f20294e56c5 Mon Sep 17 00:00:00 2001
From: Johannes Engel <[EMAIL PROTECTED]>
Date: Wed, 30 Jul 2008 13:16:48 +0100
Subject: [PATCH 1/1] Adapt on_each_cpu
Since kernel 2.6.27 on_each_cpu lost its retry argument
Signed-off-by: Johannes Engel <[EMAIL PROTECTED]>
---
linux-core/drm_ttm.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/linux-core/drm_ttm.c b/linux-core/drm_ttm.c
index 80a8ff5..818809f 100644
--- a/linux-core/drm_ttm.c
+++ b/linux-core/drm_ttm.c
@@ -72,7 +72,11 @@ void drm_ttm_cache_flush(struct page *pages[], unsigned long num_pages)
return;
}
#endif
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27))
+ if (on_each_cpu(drm_ttm_ipi_handler, NULL, 1))
+#else
if (on_each_cpu(drm_ttm_ipi_handler, NULL, 1, 1) != 0)
+#endif
DRM_ERROR("Timed out waiting for drm cache flush.\n");
}
EXPORT_SYMBOL(drm_ttm_cache_flush);
--
1.5.4.5
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