The following commit has been merged into the x86/mm branch of tip: Commit-ID: a2f7a0bfcaaa3928e4876d15edd4dfdc09e139b6 Gitweb: https://git.kernel.org/tip/a2f7a0bfcaaa3928e4876d15edd4dfdc09e139b6 Author: Wei Yang <richardw.yang@xxxxxxxxxxxxxxx> AuthorDate: Wed, 25 Sep 2019 09:44:53 +08:00 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitterDate: Wed, 25 Sep 2019 08:40:19 +02:00 x86/mm: Fix function name typo in pmd_read_atomic() comment The function involved should be pte_offset_map_lock() and we never have function pmd_offset_map_lock defined. Signed-off-by: Wei Yang <richardw.yang@xxxxxxxxxxxxxxx> Cc: Andy Lutomirski <luto@xxxxxxxxxx> Cc: Borislav Petkov <bp@xxxxxxxxx> Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx> Cc: H. Peter Anvin <hpa@xxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Rik van Riel <riel@xxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: https://lkml.kernel.org/r/20190925014453.20236-1-richardw.yang@xxxxxxxxxxxxxxx [ Minor edits. ] Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> --- arch/x86/include/asm/pgtable-3level.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index e363379..1796462 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h @@ -44,10 +44,10 @@ static inline void native_set_pte(pte_t *ptep, pte_t pte) * pmd_populate rightfully does a set_64bit, but if we're reading the * pmd_t with a "*pmdp" on the mincore side, a SMP race can happen * because gcc will not read the 64bit of the pmd atomically. To fix - * this all places running pmd_offset_map_lock() while holding the + * this all places running pte_offset_map_lock() while holding the * mmap_sem in read mode, shall read the pmdp pointer using this * function to know if the pmd is null nor not, and in turn to know if - * they can run pmd_offset_map_lock or pmd_trans_huge or other pmd + * they can run pte_offset_map_lock() or pmd_trans_huge() or other pmd * operations. * * Without THP if the mmap_sem is hold for reading, the pmd can only
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