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Merge tag 'hyperv-fixes-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux

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Pull Hyper-V fix from Wei Liu:
 "One patch from Dexuan to fix VRAM cache type in Hyper-V framebuffer
  driver"

* tag 'hyperv-fixes-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux:
  video: hyperv_fb: Fix the cache type when mapping the VRAM
This commit is contained in:
Linus Torvalds
2020-11-23 15:29:03 -08:00
parent 418baf2c28 5f1251a48c
commit d5beb3140f
1 changed files with 6 additions and 1 deletions
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7
drivers/video/fbdev/hyperv_fb.c
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@@ -1093,7 +1093,12 @@ static int hvfb_getmem(struct hv_device *hdev, struct fb_info *info)
goto err1;
}
fb_virt = ioremap(par->mem->start, screen_fb_size);
/*
* Map the VRAM cacheable for performance. This is also required for
* VM Connect to display properly for ARM64 Linux VM, as the host also
* maps the VRAM cacheable.
*/
fb_virt = ioremap_cache(par->mem->start, screen_fb_size);
if (!fb_virt)
goto err2;