linux-stable/Documentation
Desmond Cheong Zhi Xi d793b8f732 drm: clarify usage of drm leases
We make the following changes to the documentation of drm leases to
make it easier to reason about their usage. In particular, we clarify
the lifetime and locking rules of lease fields in drm_master:

1. Make it clear that &drm_device.mode_config.idr_mutex protects the
lease idr and list structures for drm_master. The lessor field itself
doesn't need to be protected as it doesn't change after it's set in
drm_lease_create.

2. Add descriptions for the lifetime of lessors and leases.

3. Add an overview DOC: section in drm-uapi.rst that defines the
terminology for drm leasing, and explains how leases work and why
they're used.

Signed-off-by: Desmond Cheong Zhi Xi <desmondcheongzx@gmail.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210728102739.441543-1-desmondcheongzx@gmail.com
2021-07-29 09:12:01 +02:00
..
ABI drm-misc-next for v5.15-rc1: 2021-07-23 11:32:43 +10:00
PCI pci-v5.14-changes 2021-07-08 12:06:20 -07:00
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arm docs: Fix typo in Documentation/arm/marvell.rst 2021-06-04 11:28:36 -06:00
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crypto
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devicetree Backmerge remote-tracking branch 'drm/drm-next' into drm-misc-next 2021-07-27 12:48:17 +02:00
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gpu drm: clarify usage of drm leases 2021-07-29 09:12:01 +02:00
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scheduler This was a reasonably active cycle for documentation; this pull includes: 2021-06-28 16:53:05 -07:00
scsi
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usb USB / Thunderbolt patches for 5.14-rc1 2021-07-05 14:16:22 -07:00
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virt This was a reasonably active cycle for documentation; this pull includes: 2021-06-28 16:53:05 -07:00
vm Merge branch 'akpm' (patches from Andrew) 2021-07-02 12:08:10 -07:00
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