The patch titled
Memory Resource Controller use strstrip while parsing arguments
has been added to the -mm tree. Its filename is
memory-resource-controller-use-strstrip-while-parsing-arguments.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: Memory Resource Controller use strstrip while parsing arguments
From: Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx>
The memory controller has a requirement that while writing values, we need
to use echo -n. This patch fixes the problem and makes the UI more consistent.
Signed-off-by: Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx>
Cc: Paul Menage <menage@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/controllers/memory.txt | 6 +++---
kernel/res_counter.c | 1 +
2 files changed, 4 insertions(+), 3 deletions(-)
diff -puN Documentation/controllers/memory.txt~memory-resource-controller-use-strstrip-while-parsing-arguments Documentation/controllers/memory.txt
--- a/Documentation/controllers/memory.txt~memory-resource-controller-use-strstrip-while-parsing-arguments
+++ a/Documentation/controllers/memory.txt
@@ -164,7 +164,7 @@ c. Enable CONFIG_CGROUP_MEM_CONT
Since now we're in the 0 cgroup,
We can alter the memory limit:
-# echo -n 4M > /cgroups/0/memory.limit_in_bytes
+# echo 4M > /cgroups/0/memory.limit_in_bytes
NOTE: We can use a suffix (k, K, m, M, g or G) to indicate values in kilo,
mega or gigabytes.
@@ -185,7 +185,7 @@ number of factors, such as rounding up t
availability of memory on the system. The user is required to re-read
this file after a write to guarantee the value committed by the kernel.
-# echo -n 1 > memory.limit_in_bytes
+# echo 1 > memory.limit_in_bytes
# cat memory.limit_in_bytes
4096
@@ -197,7 +197,7 @@ caches, RSS and Active pages/Inactive pa
The memory.force_empty gives an interface to drop *all* charges by force.
-# echo -n 1 > memory.force_empty
+# echo 1 > memory.force_empty
will drop all charges in cgroup. Currently, this is maintained for test.
diff -puN kernel/res_counter.c~memory-resource-controller-use-strstrip-while-parsing-arguments kernel/res_counter.c
--- a/kernel/res_counter.c~memory-resource-controller-use-strstrip-while-parsing-arguments
+++ a/kernel/res_counter.c
@@ -113,6 +113,7 @@ ssize_t res_counter_write(struct res_cou
ret = -EINVAL;
+ strstrip(buf);
if (write_strategy) {
if (write_strategy(buf, &tmp)) {
goto out_free;
_
Patches currently in -mm which might be from balbir@xxxxxxxxxxxxxxxxxx are
memory-resource-controller-use-strstrip-while-parsing-arguments.patch
git-kvm.patch
git-sched.patch
memory-controller-rename-to-memory-resource-controller.patch
-
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
