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xen/tmem: Remove the usage of 'noselfshrink' and use 'tmem.selfshrink' bool instead.

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As the 'tmem' driver is the one that actually sets whether
it will use it or not so might as well make tmem responsible
for this knob.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Konrad Rzeszutek Wilk
2013-05-08 16:44:06 -04:00
parent 2ca62b0444
commit 54598d1b03
2 changed files with 3 additions and 14 deletions
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15
drivers/xen/xen-selfballoon.c
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@@ -60,8 +60,8 @@
* be enabled with the "selfballooning" kernel boot option; similarly
* selfballooning is enabled by default if frontswap is configured and
* can be disabled with the "noselfballooning" kernel boot option. Finally,
* when frontswap is configured, frontswap-selfshrinking can be disabled
* with the "noselfshrink" kernel boot option.
* when frontswap is configured,frontswap-selfshrinking can be disabled
* with the "tmem.selfshrink=0" kernel boot option.
*
* Selfballooning is disallowed in domain0 and force-disabled.
*
@@ -120,9 +120,6 @@ static DECLARE_DELAYED_WORK(selfballoon_worker, selfballoon_process);
/* Enable/disable with sysfs. */
static bool frontswap_selfshrinking __read_mostly;
/* Enable/disable with kernel boot option. */
static bool use_frontswap_selfshrink = true;
/*
* The default values for the following parameters were deemed reasonable
* by experimentation, may be workload-dependent, and can all be
@@ -176,14 +173,6 @@ static void frontswap_selfshrink(void)
frontswap_shrink(tgt_frontswap_pages);
}
static int __init xen_nofrontswap_selfshrink_setup(char *s)
{
use_frontswap_selfshrink = false;
return 1;
}
__setup("noselfshrink", xen_nofrontswap_selfshrink_setup);
/* Disable with kernel boot option. */
static bool use_selfballooning = true;