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authorFenghua Yu <fenghua.yu@intel.com>2022-02-07 15:02:45 -0800
committerBorislav Petkov <bp@suse.de>2022-02-14 19:23:50 +0100
commit7a853c2d5951419fdf3c1c9d2b6f5a38f6a6857d (patch)
tree77e1c35ff29b71334dba43e91fb85c7721687184 /kernel/fork.c
parent7ba564722d98e3e7bc3922ad4f2885ca0336674e (diff)
mm: Change CONFIG option for mm->pasid field
This currently depends on CONFIG_IOMMU_SUPPORT. But it is only needed when CONFIG_IOMMU_SVA option is enabled. Change the CONFIG guards around definition and initialization of mm->pasid field. Suggested-by: Jacob Pan <jacob.jun.pan@linux.intel.com> Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Signed-off-by: Borislav Petkov <bp@suse.de> Reviewed-by: Tony Luck <tony.luck@intel.com> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Link: https://lore.kernel.org/r/20220207230254.3342514-3-fenghua.yu@intel.com
Diffstat (limited to 'kernel/fork.c')
-rw-r--r--kernel/fork.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index d75a528f7b21..6ee7551d3bd2 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1021,7 +1021,7 @@ static void mm_init_owner(struct mm_struct *mm, struct task_struct *p)
static void mm_init_pasid(struct mm_struct *mm)
{
-#ifdef CONFIG_IOMMU_SUPPORT
+#ifdef CONFIG_IOMMU_SVA
mm->pasid = INIT_PASID;
#endif
}