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authorMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-10-04 12:19:12 +0200
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-10-04 12:19:12 +0200
commit463c43fcd97e493d8a17242f4f000c86fe642ed6 (patch)
tree95deff935b99d5ef6c87bd67b7f7be608a120951 /Documentation/admin-guide
parent7c9df3ec493e353166527f56ad1540d052b92cd4 (diff)
parenta1b8638ba1320e6684aa98233c15255eb803fac7 (diff)
Merge tag 'v5.9-rc7' into patchwork
Linux 5.9-rc7 * tag 'v5.9-rc7': (683 commits) Linux 5.9-rc7 mm/thp: Split huge pmds/puds if they're pinned when fork() mm: Do early cow for pinned pages during fork() for ptes mm/fork: Pass new vma pointer into copy_page_range() mm: Introduce mm_struct.has_pinned mm: validate pmd after splitting mm: don't rely on system state to detect hot-plug operations mm: replace memmap_context by meminit_context arch/x86/lib/usercopy_64.c: fix __copy_user_flushcache() cache writeback lib/memregion.c: include memregion.h lib/string.c: implement stpcpy mm/migrate: correct thp migration stats mm/gup: fix gup_fast with dynamic page table folding mm: memcontrol: fix missing suffix of workingset_restore mm, THP, swap: fix allocating cluster for swapfile by mistake mm: slab: fix potential double free in ___cache_free Documentation/llvm: Fix clang target examples io_uring: ensure async buffered read-retry is setup properly KVM: SVM: Add a dedicated INVD intercept routine io_uring: don't unconditionally set plug->nowait = true ...
Diffstat (limited to 'Documentation/admin-guide')
-rw-r--r--Documentation/admin-guide/cgroup-v2.rst25
-rw-r--r--Documentation/admin-guide/device-mapper/dm-crypt.rst10
-rw-r--r--Documentation/admin-guide/dynamic-debug-howto.rst1
3 files changed, 27 insertions, 9 deletions
diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index 6be43781ec7f..baa07b30845e 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -1324,15 +1324,26 @@ PAGE_SIZE multiple when read back.
pgmajfault
Number of major page faults incurred
- workingset_refault
- Number of refaults of previously evicted pages
+ workingset_refault_anon
+ Number of refaults of previously evicted anonymous pages.
- workingset_activate
- Number of refaulted pages that were immediately activated
+ workingset_refault_file
+ Number of refaults of previously evicted file pages.
- workingset_restore
- Number of restored pages which have been detected as an active
- workingset before they got reclaimed.
+ workingset_activate_anon
+ Number of refaulted anonymous pages that were immediately
+ activated.
+
+ workingset_activate_file
+ Number of refaulted file pages that were immediately activated.
+
+ workingset_restore_anon
+ Number of restored anonymous pages which have been detected as
+ an active workingset before they got reclaimed.
+
+ workingset_restore_file
+ Number of restored file pages which have been detected as an
+ active workingset before they got reclaimed.
workingset_nodereclaim
Number of times a shadow node has been reclaimed
diff --git a/Documentation/admin-guide/device-mapper/dm-crypt.rst b/Documentation/admin-guide/device-mapper/dm-crypt.rst
index 8f4a3f889d43..bc28a9527ee5 100644
--- a/Documentation/admin-guide/device-mapper/dm-crypt.rst
+++ b/Documentation/admin-guide/device-mapper/dm-crypt.rst
@@ -67,7 +67,7 @@ Parameters::
the value passed in <key_size>.
<key_type>
- Either 'logon' or 'user' kernel key type.
+ Either 'logon', 'user' or 'encrypted' kernel key type.
<key_description>
The kernel keyring key description crypt target should look for
@@ -121,6 +121,14 @@ submit_from_crypt_cpus
thread because it benefits CFQ to have writes submitted using the
same context.
+no_read_workqueue
+ Bypass dm-crypt internal workqueue and process read requests synchronously.
+
+no_write_workqueue
+ Bypass dm-crypt internal workqueue and process write requests synchronously.
+ This option is automatically enabled for host-managed zoned block devices
+ (e.g. host-managed SMR hard-disks).
+
integrity:<bytes>:<type>
The device requires additional <bytes> metadata per-sector stored
in per-bio integrity structure. This metadata must by provided
diff --git a/Documentation/admin-guide/dynamic-debug-howto.rst b/Documentation/admin-guide/dynamic-debug-howto.rst
index e5a8def45f3f..6c04aea8f4cd 100644
--- a/Documentation/admin-guide/dynamic-debug-howto.rst
+++ b/Documentation/admin-guide/dynamic-debug-howto.rst
@@ -156,7 +156,6 @@ against. Possible keywords are:::
``line-range`` cannot contain space, e.g.
"1-30" is valid range but "1 - 30" is not.
- ``module=foo`` combined keyword=value form is interchangably accepted
The meanings of each keyword are: