linux/include/drm
Arnd Bergmann b61d565166
drm/pagemap: pass pagemap_addr by reference
Passing a structure by value into a function is sometimes problematic,
for a number of reasons. Of of these is a warning from the 32-bit arm
compiler:

drivers/gpu/drm/drm_gpusvm.c: In function '__drm_gpusvm_unmap_pages':
drivers/gpu/drm/drm_gpusvm.c:1152:33: note: parameter passing for argument of type 'struct drm_pagemap_addr' changed in GCC 9.1
 1152 |                                 dpagemap->ops->device_unmap(dpagemap,
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 1153 |                                                             dev, *addr);
      |                                                             ~~~~~~~~~~~

This particular problem is harmless since we are not mixing compiler versions
inside of the compiler. However, passing this by reference avoids the warning
along with providing slightly better calling conventions as it avoids an
extra copy on the stack.

Fixes: 75af93b3f5 ("drm/pagemap, drm/xe: Support destination migration over interconnect")
Fixes: 2df55d9e66 ("drm/xe: Support pcie p2p dma as a fast interconnect")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Link: https://patch.msgid.link/20260216134644.1025365-1-arnd@kernel.org
Acked-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
(cherry picked from commit 95162db0208aee122d10ac1342fe97a1721cd258)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2026-02-17 19:39:44 -05:00
..
amd
bridge Linux 6.19-rc7 2026-01-28 12:44:28 +10:00
clients
display Linux 6.19-rc7 2026-01-28 12:44:28 +10:00
intel
ttm
Makefile
amd_asic_type.h
drm_accel.h
drm_atomic.h
drm_atomic_helper.h
drm_atomic_state_helper.h
drm_atomic_uapi.h
drm_audio_component.h
drm_auth.h
drm_blend.h
drm_bridge.h Linux 6.19-rc7 2026-01-28 12:44:28 +10:00
drm_bridge_connector.h
drm_bridge_helper.h
drm_buddy.h
drm_cache.h
drm_client.h
drm_client_event.h
drm_color_mgmt.h
drm_colorop.h
drm_connector.h drm/display: hdmi_state_helper: split InfoFrame functions per type 2026-01-19 13:11:46 +02:00
drm_crtc.h
drm_crtc_helper.h
drm_damage_helper.h
drm_debugfs.h
drm_debugfs_crc.h
drm_device.h
drm_drv.h
drm_dumb_buffers.h
drm_edid.h
drm_eld.h
drm_encoder.h
drm_exec.h
drm_fb_dma_helper.h
drm_fb_helper.h
drm_fbdev_dma.h
drm_fbdev_shmem.h
drm_fbdev_ttm.h
drm_file.h
drm_fixed.h
drm_flip_work.h
drm_format_helper.h
drm_fourcc.h
drm_framebuffer.h
drm_gem.h
drm_gem_atomic_helper.h
drm_gem_dma_helper.h
drm_gem_framebuffer_helper.h
drm_gem_shmem_helper.h
drm_gem_ttm_helper.h
drm_gem_vram_helper.h
drm_gpusvm.h
drm_gpuvm.h
drm_ioctl.h
drm_kunit_helpers.h
drm_lease.h
drm_managed.h
drm_mipi_dbi.h
drm_mipi_dsi.h
drm_mm.h
drm_mode_config.h
drm_mode_object.h
drm_modes.h
drm_modeset_helper.h
drm_modeset_helper_vtables.h
drm_modeset_lock.h
drm_module.h
drm_of.h drm: of: drm_of_panel_bridge_remove(): convert to of_drm_find_and_get_bridge() 2026-01-20 14:53:45 +01:00
drm_pagemap.h drm/pagemap: pass pagemap_addr by reference 2026-02-17 19:39:44 -05:00
drm_pagemap_util.h
drm_panel.h
drm_panic.h
drm_pciids.h
drm_plane.h
drm_plane_helper.h
drm_prime.h
drm_print.h
drm_privacy_screen_consumer.h
drm_privacy_screen_driver.h
drm_privacy_screen_machine.h
drm_probe_helper.h
drm_property.h
drm_rect.h
drm_self_refresh_helper.h
drm_simple_kms_helper.h
drm_suballoc.h
drm_syncobj.h
drm_sysfs.h
drm_util.h
drm_utils.h
drm_vblank.h
drm_vblank_helper.h
drm_vblank_work.h
drm_vma_manager.h
drm_writeback.h
gpu_scheduler.h
gud.h
spsc_queue.h
task_barrier.h