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| author |   Joerg Roedel <jroedel@suse.de> | 2019-07-19 20:46:50 +0200 |
|---|---|---|
| committer |   Thomas Gleixner <tglx@linutronix.de> | 2019-07-22 10:18:30 +0200 |
| commit | 51b75b5b563a2637f9d8dc5bd02a31b2ff9e5ea0 (patch) | |
| tree | 07ee309627faa656fd971c9112bd253b3f06f5a0 /mm | |
| parent | Linus 5.3-rc1 (diff) | |
| download | linux-dev-51b75b5b563a2637f9d8dc5bd02a31b2ff9e5ea0.tar.xz linux-dev-51b75b5b563a2637f9d8dc5bd02a31b2ff9e5ea0.zip | |
x86/mm: Check for pfn instead of page in vmalloc_sync_one()
Do not require a struct page for the mapped memory location because it
might not exist. This can happen when an ioremapped region is mapped with
2MB pages.
Fixes: 5d72b4fba40ef ('x86, mm: support huge I/O mapping capability I/F')
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://lkml.kernel.org/r/20190719184652.11391-2-joro@8bytes.org
Diffstat (limited to 'mm')
0 files changed, 0 insertions, 0 deletions