AuxXxilium/linux_dsm_epyc7002
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ca22f32a62
linux_dsm_epyc7002/drivers/gpu/drm
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Tvrtko Ursulin ca22f32a62 drm/i915: Relax mmap VMA check 
Legacy behaviour was to allow non-page-aligned mmap requests, as does the
linux mmap(2) implementation by virtue of automatically rounding up for
the caller.

To avoid breaking legacy userspace relax the newly introduced fix.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Fixes: 5c4604e757 ("drm/i915: Prevent a race during I915_GEM_MMAP ioctl with WC set")
Reported-by: Guenter Roeck <linux@roeck-us.net>
Cc: Adam Zabrocki <adamza@microsoft.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: <stable@vger.kernel.org> # v4.0+
Cc: Akash Goel <akash.goel@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: intel-gfx@lists.freedesktop.org
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190305110409.28633-1-tvrtko.ursulin@linux.intel.com
(cherry picked from commit a90e1948ef)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2019-03-08 09:52:55 -08:00
..
amd Merge branch 'drm-next-5.1' of git://people.freedesktop.org/~agd5f/linux into drm-next 2019-02-11 14:04:20 +10:00
arc
arm drm/komeda: fix build with drm_modeset_helper.h update 2019-02-11 10:36:00 +01:00
armada
ast Merge branch 'drm-next-5.1' of git://people.freedesktop.org/~agd5f/linux into drm-next 2019-02-04 14:57:34 +10:00
atmel-hlcdc drm/irq: Don't check for DRIVER_HAVE_IRQ in drm_irq_(un)install 2019-01-29 15:45:06 +01:00
bochs drm/bochs: fix bochs_gem_prime_mmap 2019-02-05 10:28:15 +01:00
bridge drm/bridge: cdns: Convert to phy framework 2019-02-07 09:48:40 +01:00
cirrus drm/cirrus: add plane setup 2019-02-05 10:28:13 +01:00
etnaviv drm-misc-next for 5.1: 2019-02-04 14:42:34 +10:00
exynos drm/exynos: Change Andrzej Pietrasiewicz's e-mail address 2019-02-07 19:59:44 +09:00
fsl-dcu drm/irq: Don't check for DRIVER_HAVE_IRQ in drm_irq_(un)install 2019-01-29 15:45:06 +01:00
gma500 drm/irq: Ditch DRIVER_IRQ_SHARED 2019-01-29 15:45:21 +01:00
hisilicon drm/irq: Don't check for DRIVER_HAVE_IRQ in drm_irq_(un)install 2019-01-29 15:45:06 +01:00
i2c
i810
i915 drm/i915: Relax mmap VMA check 2019-03-08 09:52:55 -08:00
imx
lib
mediatek
meson drm/meson: add support for HDMI2.0 2160p modes 2019-02-01 13:15:09 +01:00
mga drm/irq: Ditch DRIVER_IRQ_SHARED 2019-01-29 15:45:21 +01:00
mgag200 Merge branch 'drm-next-5.1' of git://people.freedesktop.org/~agd5f/linux into drm-next 2019-02-04 14:57:34 +10:00
msm drm/irq: Don't check for DRIVER_HAVE_IRQ in drm_irq_(un)install 2019-01-29 15:45:06 +01:00
mxsfb drm/irq: Don't check for DRIVER_HAVE_IRQ in drm_irq_(un)install 2019-01-29 15:45:06 +01:00
nouveau Merge drm/drm-next into drm-misc-next 2019-02-11 10:35:35 +01:00
omapdrm
panel drm/panel: simple: Add support for PDA 91-00156-A0 panel 2019-01-28 17:45:28 +01:00
pl111
qxl drm/qxl: use ttm_tt 2019-01-30 10:51:35 +01:00
r128 drm/irq: Ditch DRIVER_IRQ_SHARED 2019-01-29 15:45:21 +01:00
radeon drm-misc-next for 5.1: 2019-02-04 14:42:34 +10:00
rcar-du Merge drm/drm-next into drm-misc-next 2019-02-11 10:35:35 +01:00
rockchip drm/<drivers>: Don't set FBINFO_(FLAG_)DEFAULT 2019-01-29 10:56:42 +01:00
savage drm/savage: mark expected switch fall-throughs 2019-01-30 17:35:29 +01:00
scheduler drm/sched: Rework HW fence processing. 2019-01-25 16:15:36 -05:00
selftests
shmobile drm/irq: Don't check for DRIVER_HAVE_IRQ in drm_irq_(un)install 2019-01-29 15:45:06 +01:00
sis
sti
stm
sun4i drm/sun4i: dsi: Fix unitialized variable warning 2019-02-08 10:28:11 +01:00
tdfx
tegra drm/tegra: Changes for v5.1-rc1 2019-02-11 13:32:49 +10:00
tilcdc drm/irq: Don't check for DRIVER_HAVE_IRQ in drm_irq_(un)install 2019-01-29 15:45:06 +01:00
tinydrm
ttm drm/ttm: Remove ttm_bo_reference and ttm_bo_unref 2019-01-28 11:43:38 -05:00
tve200
udl
v3d drm/sched: Refactor ring mirror list handling. 2019-01-25 16:15:36 -05:00
vc4 drm/vc4: Use struct_size() in kzalloc() 2019-02-06 15:16:08 -08:00
vgem
via drm/via: mark expected switch fall-throughs 2019-01-30 17:35:29 +01:00
virtio drm/virtio: do NOT reuse resource ids 2019-02-11 14:44:10 +10:00
vkms drm/vkms: WARN when hrtimer_forward_now fails 2019-02-10 09:51:11 -02:00
vmwgfx Merge branch 'drm-next-5.1' of git://people.freedesktop.org/~agd5f/linux into drm-next 2019-02-04 14:57:34 +10:00
xen drm/xen-front: Fix mmap attributes for display buffers 2019-02-04 08:39:31 +02:00
zte
ati_pcigart.c
drm_agpsupport.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_atomic_helper.c drm/atomic: Add drm_atomic_state->duplicated 2019-02-05 18:19:00 -05:00
drm_atomic_state_helper.c
drm_atomic_uapi.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_atomic.c
drm_auth.c
drm_blend.c
drm_bridge.c
drm_bufs.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_cache.c
drm_client.c
drm_color_mgmt.c drm: Constify drm_color_lut_check() 2019-01-29 23:26:12 +02:00
drm_connector.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_context.c
drm_crtc_helper_internal.h
drm_crtc_helper.c
drm_crtc_internal.h
drm_crtc.c
drm_damage_helper.c drm: prepare for drmP.h removal from drm_modeset_helper.h 2019-02-07 21:48:28 +01:00
drm_debugfs_crc.c
drm_debugfs.c
drm_dma.c
drm_dp_aux_dev.c
drm_dp_cec.c
drm_dp_dual_mode_helper.c
drm_dp_helper.c drm/dsc: Add kernel documentation for DRM DP DSC helpers 2019-02-08 13:38:51 -08:00
drm_dp_mst_topology.c drm/dp_mst: Remove rebase-detritus in VCPI helper kernel-docs 2019-02-06 13:37:38 -05:00
drm_drv.c
drm_dsc.c drm/dsc: Add kernel documentation for DRM DP DSC helpers 2019-02-08 13:38:51 -08:00
drm_dumb_buffers.c
drm_edid_load.c
drm_edid.c
drm_encoder_slave.c
drm_encoder.c
drm_fb_cma_helper.c
drm_fb_helper.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_file.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_flip_work.c
drm_fourcc.c drm/fourcc: Add new P010, P016 video format 2019-02-08 22:17:08 +01:00
drm_framebuffer.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_gem_cma_helper.c
drm_gem_framebuffer_helper.c
drm_gem.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_hashtab.c
drm_internal.h
drm_ioc32.c
drm_ioctl.c
drm_irq.c drm/irq: Ditch DRIVER_IRQ_SHARED 2019-01-29 15:45:21 +01:00
drm_kms_helper_common.c
drm_lease.c
drm_legacy.h
drm_lock.c
drm_memory.c
drm_mipi_dsi.c
drm_mm.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_mode_config.c
drm_mode_object.c
drm_modes.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_modeset_helper.c drm: prepare for drmP.h removal from drm_modeset_helper.h 2019-02-07 21:48:28 +01:00
drm_modeset_lock.c
drm_of.c
drm_panel_orientation_quirks.c
drm_panel.c
drm_pci.c
drm_plane_helper.c
drm_plane.c
drm_prime.c
drm_print.c
drm_probe_helper.c
drm_property.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_rect.c drm: Nuke drm_calc_{h,v}scale_relaxed() 2019-02-07 13:14:06 +02:00
drm_scatter.c
drm_scdc_helper.c
drm_simple_kms_helper.c
drm_syncobj.c
drm_sysfs.c
drm_trace_points.c
drm_trace.h
drm_vblank.c drm: Trivial comment grammar cleanups 2019-02-04 10:21:17 +01:00
drm_vm.c
drm_vma_manager.c
drm_writeback.c
Kconfig
Makefile drm: rcar-du: lvds: Add API to enable/disable clock output 2019-02-08 02:25:56 +02:00