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Commit 17729045 authored by Rajesh Kemisetti's avatar Rajesh Kemisetti Committed by Jordan Crouse
Browse files

msm: kgsl: Check for MMU presence before destroy 



Check whether MMU is enabled or not before we really
destroy the pagetable.

Change-Id: Ic5fb794d16ae88573de36e5b9c2f289f5bd92ac1
Signed-off-by: default avatarRajesh Kemisetti <rajeshk@codeaurora.org>
parent a85bd71a

drivers/gpu/msm/kgsl.c

+4 −2
Original line number Diff line number Diff line
@@ -832,7 +832,8 @@ static void kgsl_destroy_process_private(struct kref *kref) 
	idr_destroy(&private->syncsource_idr);



	/* When using global pagetables, do not detach global pagetable */

	if (private->pagetable->name != KGSL_MMU_GLOBAL_PT)

	if (kgsl_mmu_enabled() &&

		 private->pagetable->name != KGSL_MMU_GLOBAL_PT)

		kgsl_mmu_putpagetable(private->pagetable);



	kfree(private);
@@ -983,7 +984,8 @@ static void kgsl_process_private_close(struct kgsl_device_private *dev_priv, 
	process_release_sync_sources(private);



	/* When using global pagetables, do not detach global pagetable */

	if (private->pagetable->name != KGSL_MMU_GLOBAL_PT)

	if (kgsl_mmu_enabled() &&

		private->pagetable->name != KGSL_MMU_GLOBAL_PT)

		kgsl_mmu_detach_pagetable(private->pagetable);



	/* Remove the process struct from the master list */