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05 April 2024, 19:05:47 UTC
Revision 8372f4d83f96f35915106093cde4565836587123 authored by Liam Howlett on 27 February 2023, 17:36:03 UTC, committed by Andrew Morton on 06 April 2023, 01:06:21 UTC 
maple_tree: remove extra smp_wmb() from mas_dead_leaves()
 
The call to mte_set_dead_node() before the smp_wmb() already calls
smp_wmb() so this is not needed.  This is an optimization for the RCU mode
of the maple tree.

Link: https://lkml.kernel.org/r/20230227173632.3292573-5-surenb@google.com
Fixes: 54a611b60590 ("Maple Tree: add new data structure")
Signed-off-by: Liam Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
1 parent 2e5b492
Raw File
Tip revision: 8372f4d83f96f35915106093cde4565836587123 authored by Liam Howlett on 27 February 2023, 17:36:03 UTC
maple_tree: remove extra smp_wmb() from mas_dead_leaves()
Tip revision: 8372f4d
Kconfig 
# SPDX-License-Identifier: GPL-2.0
#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.rst.
#
mainmenu "Linux/$(ARCH) $(KERNELVERSION) Kernel Configuration"

source "scripts/Kconfig.include"

source "init/Kconfig"

source "kernel/Kconfig.freezer"

source "fs/Kconfig.binfmt"

source "mm/Kconfig"

source "net/Kconfig"

source "drivers/Kconfig"

source "fs/Kconfig"

source "security/Kconfig"

source "crypto/Kconfig"

source "lib/Kconfig"

source "lib/Kconfig.debug"

source "Documentation/Kconfig"
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