[PATCHES] uaccess i915

From: Al Viro
Date: Thu May 28 2020 - 20:40:56 EST


Low-hanging fruit in i915 uaccess-related stuff.
There's some subtler stuff remaining after that; these
are the simple ones.

Branch in uaccess.i915, based at uaccess.base.

Al Viro (5):
i915: switch query_{topology,engine}_info() to copy_to_user()
i915: switch copy_perf_config_registers_or_number() to unsafe_put_user()
i915 compat ioctl(): just use drm_ioctl_kernel()
i915: alloc_oa_regs(): get rid of pointless access_ok()
i915:get_engines(): get rid of pointless access_ok()

drivers/gpu/drm/i915/gem/i915_gem_context.c | 5 ---
drivers/gpu/drm/i915/i915_ioc32.c | 14 +++----
drivers/gpu/drm/i915/i915_perf.c | 3 --
drivers/gpu/drm/i915/i915_query.c | 62 ++++++++++-------------------
drivers/gpu/drm/i915/i915_reg.h | 2 +-
5 files changed, 28 insertions(+), 58 deletions(-)