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authorDapeng Mi <dapeng1.mi@linux.intel.com>2026-09-17 09:52:33 +0800
committerIngo Molnar <mingo@kernel.org>2026-09-22 11:37:46 +0200
commit0102c8c7fdfc4bd700971daff2b94470f4eafae4 (patch)
tree531306c2299f9a269f0a986e29f17ba972180104 /drivers/md/bcache/Kconfig
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perf/x86/intel: Rename DMR offcore_rsp attribute to offmodule_rspgrafted
DMR introduces Offmodule Response events in place of the legacy Offcore Response events, but it still exposes the inherited offcore_rsp PMU attribute for programming the corresponding MSR data. Rename the DMR PMU attribute to offmodule_rsp so the sysfs interface matches the underlying event name and avoids user & tooling confusion. Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://patch.msgid.link/20260917015234.981153-12-dapeng1.mi@linux.intel.com
Diffstat (limited to 'drivers/md/bcache/Kconfig')
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diff --git a/drivers/md/bcache/Kconfig b/drivers/md/bcache/Kconfig
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+# SPDX-License-Identifier: GPL-2.0-only
+
+config BCACHE
+ tristate "Block device as cache"
+ select BLOCK_HOLDER_DEPRECATED if SYSFS
+ select CRC64
+ select CLOSURES
+ help
+ Allows a block device to be used as cache for other devices; uses
+ a btree for indexing and the layout is optimized for SSDs.
+
+ See Documentation/admin-guide/bcache.rst for details.
+
+config BCACHE_DEBUG
+ bool "Bcache debugging"
+ depends on BCACHE
+ help
+ Don't select this option unless you're a developer
+
+ Enables extra debugging tools, allows expensive runtime checks to be
+ turned on.
+
+config BCACHE_ASYNC_REGISTRATION
+ bool "Asynchronous device registration"
+ depends on BCACHE
+ help
+ Add a sysfs file /sys/fs/bcache/register_async. Writing registering
+ device path into this file will returns immediately and the real
+ registration work is handled in kernel work queue in asynchronous
+ way.