Commit b15d00b6 authored by Andrea Arcangeli's avatar Andrea Arcangeli Committed by Linus Torvalds
Browse files

thp: khugepaged vma merge



register in khugepaged if the vma grows.
Signed-off-by: default avatarAndrea Arcangeli <aarcange@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent ba76149f
......@@ -29,6 +29,7 @@
#include <linux/mmu_notifier.h>
#include <linux/perf_event.h>
#include <linux/audit.h>
#include <linux/khugepaged.h>
#include <asm/uaccess.h>
#include <asm/cacheflush.h>
......@@ -815,6 +816,7 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm,
end, prev->vm_pgoff, NULL);
if (err)
return NULL;
khugepaged_enter_vma_merge(prev);
return prev;
}
......@@ -833,6 +835,7 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm,
next->vm_pgoff - pglen, NULL);
if (err)
return NULL;
khugepaged_enter_vma_merge(area);
return area;
}
......@@ -1761,6 +1764,7 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address)
}
}
vma_unlock_anon_vma(vma);
khugepaged_enter_vma_merge(vma);
return error;
}
#endif /* CONFIG_STACK_GROWSUP || CONFIG_IA64 */
......@@ -1808,6 +1812,7 @@ static int expand_downwards(struct vm_area_struct *vma,
}
}
vma_unlock_anon_vma(vma);
khugepaged_enter_vma_merge(vma);
return error;
}
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment