[lkml]   [2019]   [Sep]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
Patch in this message
Subject[tip: x86/mm] x86/mm: Fix function name typo in pmd_read_atomic() comment
The following commit has been merged into the x86/mm branch of tip:

Commit-ID: a2f7a0bfcaaa3928e4876d15edd4dfdc09e139b6
Author: Wei Yang <>
AuthorDate: Wed, 25 Sep 2019 09:44:53 +08:00
Committer: Ingo Molnar <>
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 <>
Cc: Andy Lutomirski <>
Cc: Borislav Petkov <>
Cc: Dave Hansen <>
Cc: H. Peter Anvin <>
Cc: Linus Torvalds <>
Cc: Peter Zijlstra <>
Cc: Rik van Riel <>
Cc: Thomas Gleixner <>
[ Minor edits. ]
Signed-off-by: Ingo Molnar <>
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
 \ /
  Last update: 2019-09-27 10:12    [W:0.046 / U:6.212 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site