On 2/19/19 12:04 PM, jgli...@redhat.com wrote:
From: Jérôme Glisse <jgli...@redhat.com>Simple helpers to test if range invalidation is blockable. Latter patches use cocinnelle to convert all direct dereference of range-> blockable to use this function instead so that we can convert the blockable field to an unsigned for more flags. Signed-off-by: Jérôme Glisse <jgli...@redhat.com> Cc: Christian König <christian.koe...@amd.com> Cc: Joonas Lahtinen <joonas.lahti...@linux.intel.com> Cc: Jani Nikula <jani.nik...@linux.intel.com> Cc: Rodrigo Vivi <rodrigo.v...@intel.com> Cc: Jan Kara <j...@suse.cz> Cc: Andrea Arcangeli <aarca...@redhat.com> Cc: Peter Xu <pet...@redhat.com> Cc: Felix Kuehling <felix.kuehl...@amd.com> Cc: Jason Gunthorpe <j...@mellanox.com> Cc: Andrew Morton <a...@linux-foundation.org> Cc: Ross Zwisler <zwis...@kernel.org> Cc: Dan Williams <dan.j.willi...@intel.com> Cc: Paolo Bonzini <pbonz...@redhat.com> Cc: Radim Krčmář <rkrc...@redhat.com> Cc: Michal Hocko <mho...@kernel.org> Cc: Christian Koenig <christian.koe...@amd.com> Cc: Ralph Campbell <rcampb...@nvidia.com> Cc: John Hubbard <jhubb...@nvidia.com> Cc: k...@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: linux-r...@vger.kernel.org Cc: linux-fsde...@vger.kernel.org Cc: Arnd Bergmann <a...@arndb.de> --- include/linux/mmu_notifier.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index 4050ec1c3b45..e630def131ce 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -226,6 +226,12 @@ extern void __mmu_notifier_invalidate_range_end(struct mmu_notifier_range *r, extern void __mmu_notifier_invalidate_range(struct mm_struct *mm, unsigned long start, unsigned long end);+static inline bool+mmu_notifier_range_blockable(const struct mmu_notifier_range *range) +{ + return range->blockable; +} + static inline void mmu_notifier_release(struct mm_struct *mm) { if (mm_has_notifiers(mm)) @@ -455,6 +461,11 @@ static inline void _mmu_notifier_range_init(struct mmu_notifier_range *range, #define mmu_notifier_range_init(range, mm, start, end) \ _mmu_notifier_range_init(range, start, end)+static inline bool+mmu_notifier_range_blockable(const struct mmu_notifier_range *range) +{ + return true; +}static inline int mm_has_notifiers(struct mm_struct *mm){
Reviewed-by: Ralph Campbell <rcampb...@nvidia.com> _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
