diff --git a/drm-cirrus-qemu-fix-crash.patch b/drm-cirrus-qemu-fix-crash.patch new file mode 100644 index 000000000..be6f13509 --- /dev/null +++ b/drm-cirrus-qemu-fix-crash.patch @@ -0,0 +1,101 @@ +diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.c b/drivers/gpu/drm/cirrus/cirrus_drv.c +index d703823..7053140 100644 +--- a/drivers/gpu/drm/cirrus/cirrus_drv.c ++++ b/drivers/gpu/drm/cirrus/cirrus_drv.c +@@ -35,9 +35,28 @@ static DEFINE_PCI_DEVICE_TABLE(pciidlist) = { + {0,} + }; + ++ ++static void cirrus_kick_out_firmware_fb(struct pci_dev *pdev) ++{ ++ struct apertures_struct *ap; ++ bool primary = false; ++ ++ ap = alloc_apertures(1); ++ ap->ranges[0].base = pci_resource_start(pdev, 0); ++ ap->ranges[0].size = pci_resource_len(pdev, 0); ++ ++#ifdef CONFIG_X86 ++ primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; ++#endif ++ remove_conflicting_framebuffers(ap, "cirrusdrmfb", primary); ++ kfree(ap); ++} ++ + static int __devinit + cirrus_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) + { ++ cirrus_kick_out_firmware_fb(pdev); ++ + return drm_get_pci_dev(pdev, ent, &driver); + } + +diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.h b/drivers/gpu/drm/cirrus/cirrus_drv.h +index 21bdfa8..64ea597 100644 +--- a/drivers/gpu/drm/cirrus/cirrus_drv.h ++++ b/drivers/gpu/drm/cirrus/cirrus_drv.h +@@ -145,7 +145,7 @@ struct cirrus_device { + struct ttm_bo_device bdev; + atomic_t validate_sequence; + } ttm; +- ++ bool mm_inited; + }; + + +diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c +index 2ebcd11..50e170f 100644 +--- a/drivers/gpu/drm/cirrus/cirrus_ttm.c ++++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c +@@ -275,12 +275,17 @@ int cirrus_mm_init(struct cirrus_device *cirrus) + pci_resource_len(dev->pdev, 0), + DRM_MTRR_WC); + ++ cirrus->mm_inited = true; + return 0; + } + + void cirrus_mm_fini(struct cirrus_device *cirrus) + { + struct drm_device *dev = cirrus->dev; ++ ++ if (!cirrus->mm_inited) ++ return; ++ + ttm_bo_device_release(&cirrus->ttm.bdev); + + cirrus_ttm_global_release(cirrus); +diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.c b/drivers/gpu/drm/mgag200/mgag200_drv.c +index 3c8e04f..93e832d 100644 +--- a/drivers/gpu/drm/mgag200/mgag200_drv.c ++++ b/drivers/gpu/drm/mgag200/mgag200_drv.c +@@ -41,9 +41,28 @@ static DEFINE_PCI_DEVICE_TABLE(pciidlist) = { + + MODULE_DEVICE_TABLE(pci, pciidlist); + ++static void mgag200_kick_out_firmware_fb(struct pci_dev *pdev) ++{ ++ struct apertures_struct *ap; ++ bool primary = false; ++ ++ ap = alloc_apertures(1); ++ ap->ranges[0].base = pci_resource_start(pdev, 0); ++ ap->ranges[0].size = pci_resource_len(pdev, 0); ++ ++#ifdef CONFIG_X86 ++ primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; ++#endif ++ remove_conflicting_framebuffers(ap, "mgag200drmfb", primary); ++ kfree(ap); ++} ++ ++ + static int __devinit + mga_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) + { ++ mgag200_kick_out_firmware_fb(pdev); ++ + return drm_get_pci_dev(pdev, ent, &driver); + } + diff --git a/kernel.spec b/kernel.spec index 65c1b4d9a..66579de1f 100644 --- a/kernel.spec +++ b/kernel.spec @@ -62,7 +62,7 @@ Summary: The Linux kernel # For non-released -rc kernels, this will be appended after the rcX and # gitX tags, so a 3 here would become part of release "0.rcX.gitX.3" # -%global baserelease 1 +%global baserelease 2 %global fedora_build %{baserelease} # base_sublevel is the kernel version we're starting with and patching @@ -749,6 +749,9 @@ Patch22000: weird-root-dentry-name-debug.patch #selinux ptrace child permissions Patch22001: selinux-apply-different-permission-to-ptrace-child.patch +#rhbz 826983 +Patch22002: drm-cirrus-qemu-fix-crash.patch + # END OF PATCH DEFINITIONS %endif @@ -1444,6 +1447,9 @@ ApplyPatch selinux-apply-different-permission-to-ptrace-child.patch #Highbank clock functions ApplyPatch highbank-export-clock-functions.patch +# rhbz 826983 +ApplyPatch drm-cirrus-qemu-fix-crash.patch + # END OF PATCH APPLICATIONS %endif @@ -2294,6 +2300,9 @@ fi # ||----w | # || || %changelog +* Thu May 31 2012 Josh Boyer - 3.5.0-0.rc0.git10.2 +- Fix crash in cirrus qemu driver from Dave Airlie (rhbz 826983) + * Thu May 31 2012 Josh Boyer - 3.5.0-0.rc0.git10.1 - Linux v3.4-9208-gaf56e0a