diff options
Diffstat (limited to 'debian/dkms/patches/0001-km-fix-failed-mmap-s-of-non-page-aligned-buffers.patch')
-rw-r--r-- | debian/dkms/patches/0001-km-fix-failed-mmap-s-of-non-page-aligned-buffers.patch | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/debian/dkms/patches/0001-km-fix-failed-mmap-s-of-non-page-aligned-buffers.patch b/debian/dkms/patches/0001-km-fix-failed-mmap-s-of-non-page-aligned-buffers.patch deleted file mode 100644 index 8b5a076..0000000 --- a/debian/dkms/patches/0001-km-fix-failed-mmap-s-of-non-page-aligned-buffers.patch +++ /dev/null @@ -1,52 +0,0 @@ -From d13f1b816d82ba4dd1d4fd13efbfb78cdf6eac6f Mon Sep 17 00:00:00 2001 -From: Rob Clark <rob@ti.com> -Date: Mon, 23 Apr 2012 16:38:37 -0500 -Subject: [PATCH] km: fix failed mmap's of non-page aligned buffers - -GEM would round up the buffer size to next page boundary, but if the -backing memory is not page aligned to begin w/ the ui32RealByteSize -could actually be rounded up to next+1 page boundary. Causing an -error to be returned from drm_gem_mmap() later when userspace attempts -to mmap() the buffer. ---- - services4/srvkm/env/linux/mmap.c | 10 +++++----- - 1 files changed, 5 insertions(+), 5 deletions(-) - -diff --git a/services4/srvkm/env/linux/mmap.c b/services4/srvkm/env/linux/mmap.c -index ca38e5d..5835594 100644 ---- a/services4/srvkm/env/linux/mmap.c -+++ b/services4/srvkm/env/linux/mmap.c -@@ -420,6 +420,10 @@ PVRMMapOSMemHandleToMMapData(PVRSRV_PER_PROCESS_DATA *psPerProc, - - psLinuxMemArea = (LinuxMemArea *)hOSMemHandle; - -+ DetermineUsersSizeAndByteOffset(psLinuxMemArea, -+ pui32RealByteSize, -+ pui32ByteOffset); -+ - #if defined(SUPPORT_DRI_DRM_EXTERNAL) - /* if we are using DRM/GEM, then let GEM generate the buffer offset.. - * this is done by creating a wrapper object. -@@ -430,7 +434,7 @@ PVRMMapOSMemHandleToMMapData(PVRSRV_PER_PROCESS_DATA *psPerProc, - if (!buf) - { - buf = create_gem_wrapper(psEnvPerProc->dev, -- psLinuxMemArea, 0, psLinuxMemArea->ui32ByteSize); -+ psLinuxMemArea, 0, *pui32RealByteSize); - if (!buf) - { - PVR_DPF((PVR_DBG_ERROR, "%s: Screw you guys, I'm going home..", __FUNCTION__)); -@@ -442,10 +446,6 @@ PVRMMapOSMemHandleToMMapData(PVRSRV_PER_PROCESS_DATA *psPerProc, - } - #endif /* SUPPORT_DRI_DRM_EXTERNAL */ - -- DetermineUsersSizeAndByteOffset(psLinuxMemArea, -- pui32RealByteSize, -- pui32ByteOffset); -- - psOffsetStruct = FindOffsetStructByPID(psLinuxMemArea, psPerProc->ui32PID); - if (psOffsetStruct) - { --- -1.7.4.1 - |