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| author | Huang Ying <ying.huang@intel.com> | 2024-09-06 05:07:13 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-09-17 10:07:00 +0200 |
| commit | 99185c10d5d9214d0d0c8b7866660203e344ee3b (patch) | |
| tree | 4e1c2b5769c5e79cb8065b33d2faef3f810f35b3 /mm/memory.c | |
| parent | resource: make alloc_free_mem_region() works for iomem_resource (diff) | |
| download | linux-99185c10d5d9214d0d0c8b7866660203e344ee3b.tar.xz linux-99185c10d5d9214d0d0c8b7866660203e344ee3b.zip | |
resource, kunit: add test case for region_intersects()
Patch series "resource: Fix region_intersects() vs
add_memory_driver_managed()", v3.
The patchset fixes a bug of region_intersects() for systems with CXL
memory. The details of the bug can be found in [1/3]. To avoid similar
bugs in the future. A kunit test case for region_intersects() is added in
[3/3]. [2/3] is a preparation patch for [3/3].
This patch (of 3):
region_intersects() is important because it's used for /dev/mem permission
checking. To avoid possible bug of region_intersects() in the future, a
kunit test case for region_intersects() is added.
Link: https://lkml.kernel.org/r/20240906030713.204292-1-ying.huang@intel.com
Link: https://lkml.kernel.org/r/20240906030713.204292-4-ying.huang@intel.com
Signed-off-by: "Huang, Ying" <ying.huang@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Jonathan Cameron <jonathan.cameron@huawei.com>
Cc: Dave Jiang <dave.jiang@intel.com>
Cc: Alison Schofield <alison.schofield@intel.com>
Cc: Vishal Verma <vishal.l.verma@intel.com>
Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Baoquan He <bhe@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/memory.c')
0 files changed, 0 insertions, 0 deletions