lkml.org 
[lkml]   [2021]   [Apr]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 5.11 091/152] drm/amdgpu: fix offset calculation in amdgpu_vm_bo_clear_mappings()
    Date
    From: Nirmoy Das <nirmoy.das@amd.com>

    commit 5e61b84f9d3ddfba73091f9fbc940caae1c9eb22 upstream.

    Offset calculation wasn't correct as start addresses are in pfn
    not in bytes.

    CC: stable@vger.kernel.org
    Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
    Reviewed-by: Christian König <christian.koenig@amd.com>
    Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    ---
    drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
    +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
    @@ -2407,7 +2407,7 @@ int amdgpu_vm_bo_clear_mappings(struct a
    after->start = eaddr + 1;
    after->last = tmp->last;
    after->offset = tmp->offset;
    - after->offset += after->start - tmp->start;
    + after->offset += (after->start - tmp->start) << PAGE_SHIFT;
    after->flags = tmp->flags;
    after->bo_va = tmp->bo_va;
    list_add(&after->list, &tmp->bo_va->invalids);

    \
     
     \ /
      Last update: 2021-04-05 11:41    [W:4.120 / U:0.216 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site