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author | jc_gargma <jc_gargma@iserlohn-fortress.net> | 2020-02-11 14:07:38 -0800 |
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committer | jc_gargma <jc_gargma@iserlohn-fortress.net> | 2020-02-11 14:07:38 -0800 |
commit | b0bf4d37548ceebf46f89c4377b5e8b945b772ea (patch) | |
tree | da5bef5d67761a5c75bff16b407d74cc4b1a02c8 /0005-drm-Remove-PageReserved-manipulation-from-drm_pci_alloc.patch | |
parent | Updated to 5.5.3 (diff) | |
download | linux-ck-b0bf4d37548ceebf46f89c4377b5e8b945b772ea.tar.xz |
Fix hotfix names
Diffstat (limited to '0005-drm-Remove-PageReserved-manipulation-from-drm_pci_alloc.patch')
-rw-r--r-- | 0005-drm-Remove-PageReserved-manipulation-from-drm_pci_alloc.patch | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/0005-drm-Remove-PageReserved-manipulation-from-drm_pci_alloc.patch b/0005-drm-Remove-PageReserved-manipulation-from-drm_pci_alloc.patch deleted file mode 100644 index 15688c8..0000000 --- a/0005-drm-Remove-PageReserved-manipulation-from-drm_pci_alloc.patch +++ /dev/null @@ -1,91 +0,0 @@ -From c40f78c76b2f3ae55c348e8b206b0b283f01549c Mon Sep 17 00:00:00 2001 -From: Chris Wilson <chris@chris-wilson.co.uk> -Date: Sun, 2 Feb 2020 17:16:31 +0000 -Subject: drm: Remove PageReserved manipulation from drm_pci_alloc - -drm_pci_alloc/drm_pci_free are very thin wrappers around the core dma -facilities, and we have no special reason within the drm layer to behave -differently. In particular, since - -commit de09d31dd38a50fdce106c15abd68432eebbd014 -Author: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> -Date: Fri Jan 15 16:51:42 2016 -0800 - - page-flags: define PG_reserved behavior on compound pages - - As far as I can see there's no users of PG_reserved on compound pages. - Let's use PF_NO_COMPOUND here. - -it has been illegal to combine GFP_COMP with SetPageReserved, so lets -stop doing both and leave the dma layer to its own devices. - -Reported-by: Taketo Kabe -Bug: https://gitlab.freedesktop.org/drm/intel/issues/1027 -Fixes: de09d31dd38a ("page-flags: define PG_reserved behavior on compound pages") -Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> -Cc: <stable@vger.kernel.org> # v4.5+ -Reviewed-by: Alex Deucher <alexander.deucher@amd.com> -Link: https://patchwork.freedesktop.org/patch/msgid/20200202171635.4039044-1-chris@chris-wilson.co.uk ---- - drivers/gpu/drm/drm_pci.c | 23 ++--------------------- - 1 file changed, 2 insertions(+), 21 deletions(-) - -diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c -index a86a3ab2771c..235729f4aadb 100644 ---- a/drivers/gpu/drm/drm_pci.c -+++ b/drivers/gpu/drm/drm_pci.c -@@ -51,8 +51,6 @@ - drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t align) - { - drm_dma_handle_t *dmah; -- unsigned long addr; -- size_t sz; - - /* pci_alloc_consistent only guarantees alignment to the smallest - * PAGE_SIZE order which is greater than or equal to the requested size. -@@ -68,20 +66,13 @@ drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t ali - dmah->size = size; - dmah->vaddr = dma_alloc_coherent(&dev->pdev->dev, size, - &dmah->busaddr, -- GFP_KERNEL | __GFP_COMP); -+ GFP_KERNEL); - - if (dmah->vaddr == NULL) { - kfree(dmah); - return NULL; - } - -- /* XXX - Is virt_to_page() legal for consistent mem? */ -- /* Reserve */ -- for (addr = (unsigned long)dmah->vaddr, sz = size; -- sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { -- SetPageReserved(virt_to_page((void *)addr)); -- } -- - return dmah; - } - -@@ -94,19 +85,9 @@ EXPORT_SYMBOL(drm_pci_alloc); - */ - void __drm_legacy_pci_free(struct drm_device * dev, drm_dma_handle_t * dmah) - { -- unsigned long addr; -- size_t sz; -- -- if (dmah->vaddr) { -- /* XXX - Is virt_to_page() legal for consistent mem? */ -- /* Unreserve */ -- for (addr = (unsigned long)dmah->vaddr, sz = dmah->size; -- sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { -- ClearPageReserved(virt_to_page((void *)addr)); -- } -+ if (dmah->vaddr) - dma_free_coherent(&dev->pdev->dev, dmah->size, dmah->vaddr, - dmah->busaddr); -- } - } - - /** --- -cgit v1.2.2-1-gc45e - |