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* [PATCH v2 0/2] maple_tree: mas_wr_append() fix ups
@ 2023-08-19  0:43 Liam R. Howlett
  2023-08-19  0:43 ` [PATCH v2 1/2] maple_tree: Disable mas_wr_append() when other readers are possible Liam R. Howlett
  2023-08-19  0:43 ` [PATCH v2 2/2] maple_tree: Clean up mas_wr_append() Liam R. Howlett
  0 siblings, 2 replies; 44+ messages in thread
From: Liam R. Howlett @ 2023-08-19  0:43 UTC (permalink / raw)
  To: Andrew Morton; +Cc: maple-tree, linux-mm, linux-kernel, Liam R. Howlett

There is a potential of an update causing issue with a reader when
appending, so disable the append operation when readers a present.

The code was also missing some documentation, tracing, and some cleanup
was possible.  These changes are in the second patch as there's no
compelling reason to require a difficult backport.

Changes since v1:
 - Added fixes tag to the first patch

v1: https://lore.kernel.org/linux-mm/20230817191505.1170876-1-Liam.Howlett@oracle.com/

Liam R. Howlett (2):
  maple_tree: Disable mas_wr_append() when other readers are possible
  maple_tree: Clean up mas_wr_append()

 lib/maple_tree.c | 41 +++++++++++++++++++++++++++--------------
 1 file changed, 27 insertions(+), 14 deletions(-)

-- 
2.39.2



^ permalink raw reply	[flat|nested] 44+ messages in thread

end of thread, other threads:[~2023-10-16  8:29 UTC | newest]

Thread overview: 44+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-08-19  0:43 [PATCH v2 0/2] maple_tree: mas_wr_append() fix ups Liam R. Howlett
2023-08-19  0:43 ` [PATCH v2 1/2] maple_tree: Disable mas_wr_append() when other readers are possible Liam R. Howlett
2023-08-29 16:42   ` Geert Uytterhoeven
2023-08-31  5:39     ` Michael Ellerman
2023-08-31  8:25       ` Geert Uytterhoeven
2023-08-31  8:45         ` Peng Zhang
2023-08-31  9:43           ` Geert Uytterhoeven
2023-09-06 15:23     ` Liam R. Howlett
2023-09-06 17:23       ` Paul E. McKenney
2023-09-06 17:29         ` Liam R. Howlett
2023-09-06 18:02           ` Paul E. McKenney
2023-09-11 23:54             ` Liam R. Howlett
2023-09-12  8:14               ` Paul E. McKenney
2023-09-12  8:23                 ` Geert Uytterhoeven
2023-09-12  8:30                   ` Paul E. McKenney
2023-09-12  8:34                     ` Geert Uytterhoeven
2023-09-12 10:00                       ` Paul E. McKenney
2023-09-12 13:56                         ` Liam R. Howlett
2023-09-12 14:29                           ` Liam R. Howlett
2023-09-12 15:08                             ` Paul E. McKenney
2023-09-12 15:27                               ` Christophe Leroy
2023-09-12 15:49                                 ` Liam R. Howlett
2023-09-12 15:07                           ` Paul E. McKenney
2023-09-12 15:44                             ` Liam R. Howlett
2023-09-12 16:49                               ` Paul E. McKenney
2023-09-12 17:02                                 ` Christophe Leroy
2023-09-12 17:09                               ` Christophe Leroy
2023-09-12 17:38                                 ` Liam R. Howlett
2023-09-13 13:14                         ` Geert Uytterhoeven
2023-09-13 13:24                           ` Liam R. Howlett
2023-09-13 13:26                             ` Geert Uytterhoeven
2023-09-12 14:37                 ` Christophe Leroy
2023-09-12 14:10               ` Matthew Wilcox
2023-09-12 14:17                 ` Liam R. Howlett
2023-09-06 19:06       ` Geert Uytterhoeven
2023-09-11 12:27     ` Linux regression tracking #adding (Thorsten Leemhuis)
2023-10-16  8:29       ` Linux regression tracking #update (Thorsten Leemhuis)
2023-08-30 19:49   ` Andreas Schwab
2023-08-31  5:37     ` Michael Ellerman
2023-08-31 19:01       ` Andreas Schwab
2023-09-12 18:15     ` Andreas Schwab
2023-09-12 19:09       ` Liam R. Howlett
2023-09-12 20:01         ` Andreas Schwab
2023-08-19  0:43 ` [PATCH v2 2/2] maple_tree: Clean up mas_wr_append() Liam R. Howlett

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