[PATCH v8 21/21] x86,fs/resctrl: Move resctrl.rst to live under Documentation/filesystems

James Morse
2025-04-11T16:44:29Z

The filesystem code has moved from arch/x86 to fs. Move the documentation
too.

Signed-off-by: James Morse <james.morse@arm.com>
Tested-by: Peter Newman <peternewman@google.com>
Tested-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com>
Tested-by: Amit Singh Tomar <amitsinght@marvell.com> # arm64
Tested-by: Shanker Donthineni <sdonthineni@nvidia.com> # arm64
Tested-by: Babu Moger <babu.moger@amd.com>
Reviewed-by: Fenghua Yu <fenghuay@nvidia.com>
---
Documentation/arch/x86/index.rst | 1 -
Documentation/filesystems/index.rst | 1 +
Documentation/{arch/x86 => filesystems}/resctrl.rst | 0
MAINTAINERS | 2 +-
arch/x86/kernel/cpu/resctrl/monitor.c | 2 +-
fs/resctrl/Kconfig | 2 +-
6 files changed, 4 insertions(+), 4 deletions(-)
rename Documentation/{arch/x86 => filesystems}/resctrl.rst (100%)

diff --git a/Documentation/arch/x86/index.rst b/Documentation/arch/x86/index.rst
index 8ac64d7de4dc..00f9a99689fb 100644
--- a/Documentation/arch/x86/index.rst
+++ b/Documentation/arch/x86/index.rst
@@ -31,7 +31,6 @@ x86-specific Documentation
pti
mds
microcode
- resctrl
tsx_async_abort
buslock
usb-legacy-support
diff --git a/Documentation/filesystems/index.rst b/Documentation/filesystems/index.rst
index a9cf8e950b15..32618512a965 100644
--- a/Documentation/filesystems/index.rst
+++ b/Documentation/filesystems/index.rst
@@ -113,6 +113,7 @@ Documentation for filesystem implementations.
qnx6
ramfs-rootfs-initramfs
relay
+ resctrl
romfs
smb/index
spufs/index
diff --git a/Documentation/arch/x86/resctrl.rst b/Documentation/filesystems/resctrl.rst
similarity index 100%
rename from Documentation/arch/x86/resctrl.rst
rename to Documentation/filesystems/resctrl.rst
diff --git a/MAINTAINERS b/MAINTAINERS
index c30c6fbd1f7a..f7a829898344 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -20281,7 +20281,7 @@ M: Tony Luck <tony.luck@intel.com>
M: Reinette Chatre <reinette.chatre@intel.com>
L: linux-kernel@vger.kernel.org
S: Supported
-F: Documentation/arch/x86/resctrl*
+F: Documentation/filesystems/resctrl.rst
F: arch/x86/include/asm/resctrl.h
F: arch/x86/kernel/cpu/resctrl/
F: fs/resctrl/
diff --git a/arch/x86/kernel/cpu/resctrl/monitor.c b/arch/x86/kernel/cpu/resctrl/monitor.c
index 182f0514cc88..41af0ed18259 100644
--- a/arch/x86/kernel/cpu/resctrl/monitor.c
+++ b/arch/x86/kernel/cpu/resctrl/monitor.c
@@ -40,7 +40,7 @@ unsigned int rdt_mon_features;
static int snc_nodes_per_l3_cache = 1;

/*
- * The correction factor table is documented in Documentation/arch/x86/resctrl.rst.
+ * The correction factor table is documented in Documentation/filesystems/resctrl.rst.
* If rmid > rmid threshold, MBM total and local values should be multiplied
* by the correction factor.
*
diff --git a/fs/resctrl/Kconfig b/fs/resctrl/Kconfig
index 478a8e2ad99f..21671301bd8a 100644
--- a/fs/resctrl/Kconfig
+++ b/fs/resctrl/Kconfig
@@ -21,7 +21,7 @@ config RESCTRL_FS
On architectures where this can be disabled independently, it is
safe to say N.

- See <file:Documentation/arch/x86/resctrl.rst> for more information.
+ See <file:Documentation/filesystems/resctrl.rst> for more information.

config RESCTRL_FS_PSEUDO_LOCK
bool
--
2.20.1