• Kirill A. Shutemov's avatar
    mm, hugetlb: convert hugetlbfs to use split pmd lock · cb900f41
    Kirill A. Shutemov authored
    
    
    Hugetlb supports multiple page sizes. We use split lock only for PMD
    level, but not for PUD.
    
    [akpm@linux-foundation.org: coding-style fixes]
    Signed-off-by: default avatarNaoya Horiguchi <n-horiguchi@ah.jp.nec.com>
    Signed-off-by: default avatarKirill A. Shutemov <kirill.shutemov@linux.intel.com>
    Tested-by: default avatarAlex Thorlton <athorlton@sgi.com>
    Cc: Ingo Molnar <mingo@redhat.com>
    Cc: "Eric W . Biederman" <ebiederm@xmission.com>
    Cc: "Paul E . McKenney" <paulmck@linux.vnet.ibm.com>
    Cc: Al Viro <viro@zeniv.linux.org.uk>
    Cc: Andi Kleen <ak@linux.intel.com>
    Cc: Andrea Arcangeli <aarcange@redhat.com>
    Cc: Dave Hansen <dave.hansen@intel.com>
    Cc: Dave Jones <davej@redhat.com>
    Cc: David Howells <dhowells@redhat.com>
    Cc: Frederic Weisbecker <fweisbec@gmail.com>
    Cc: Johannes Weiner <hannes@cmpxchg.org>
    Cc: Kees Cook <keescook@chromium.org>
    Cc: Mel Gorman <mgorman@suse.de>
    Cc: Michael Kerrisk <mtk.manpages@gmail.com>
    Cc: Oleg Nesterov <oleg@redhat.com>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: R...
    cb900f41
hugetlb.h 12.2 KB