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| author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2013-05-08 17:10:08 -0400 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2013-05-15 10:27:46 -0400 |
| commit | 9fd19653faceef210f30901f7cee0ceb13c6f39a (patch) | |
| tree | c86cf92d288f72c98f24c8ed976f47fd413e9390 /drivers/xen/tmem.c | |
| parent | 23972c639980ba796a05ae9432df8267175b99ae (diff) | |
| download | lwn-9fd19653faceef210f30901f7cee0ceb13c6f39a.tar.gz lwn-9fd19653faceef210f30901f7cee0ceb13c6f39a.zip | |
xen/tmem: s/disable_// and change the logic.
The variety of disable_[cleancache|frontswap|selfshrinking] are
making this a bit complex. Just remove the "disable_" part and
change the logic around for the "nofrontswap" and "nocleancache"
parameters.
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen/tmem.c')
| -rw-r--r-- | drivers/xen/tmem.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/xen/tmem.c b/drivers/xen/tmem.c index 30bf97475e13..411c7e3df46c 100644 --- a/drivers/xen/tmem.c +++ b/drivers/xen/tmem.c @@ -32,15 +32,15 @@ __setup("tmem", enable_tmem); #endif #ifdef CONFIG_CLEANCACHE -static bool disable_cleancache __read_mostly; -static bool disable_selfballooning __read_mostly; +static bool cleancache __read_mostly = true; +static bool selfballooning __read_mostly = true; #ifdef CONFIG_XEN_TMEM_MODULE -module_param(disable_cleancache, bool, S_IRUGO); -module_param(disable_selfballooning, bool, S_IRUGO); +module_param(cleancache, bool, S_IRUGO); +module_param(selfballooning, bool, S_IRUGO); #else static int __init no_cleancache(char *s) { - disable_cleancache = true; + cleancache = false; return 1; } __setup("nocleancache", no_cleancache); @@ -48,13 +48,13 @@ __setup("nocleancache", no_cleancache); #endif /* CONFIG_CLEANCACHE */ #ifdef CONFIG_FRONTSWAP -static bool disable_frontswap __read_mostly; +static bool frontswap __read_mostly = true; #ifdef CONFIG_XEN_TMEM_MODULE -module_param(disable_frontswap, bool, S_IRUGO); +module_param(frontswap, bool, S_IRUGO); #else static int __init no_frontswap(char *s) { - disable_frontswap = true; + frontswap = false; return 1; } __setup("nofrontswap", no_frontswap); @@ -62,9 +62,9 @@ __setup("nofrontswap", no_frontswap); #endif /* CONFIG_FRONTSWAP */ #ifdef CONFIG_XEN_SELFBALLOONING -static bool disable_frontswap_selfshrinking __read_mostly; +static bool frontswap_selfshrinking __read_mostly = true; #ifdef CONFIG_XEN_TMEM_MODULE -module_param(disable_frontswap_selfshrinking, bool, S_IRUGO); +module_param(frontswap_selfshrinking, bool, S_IRUGO); #endif #endif /* CONFIG_XEN_SELFBALLOONING */ @@ -395,7 +395,7 @@ static int xen_tmem_init(void) if (!xen_domain()) return 0; #ifdef CONFIG_FRONTSWAP - if (tmem_enabled && !disable_frontswap) { + if (tmem_enabled && frontswap) { char *s = ""; struct frontswap_ops *old_ops = frontswap_register_ops(&tmem_frontswap_ops); @@ -412,7 +412,7 @@ static int xen_tmem_init(void) #endif #ifdef CONFIG_CLEANCACHE BUG_ON(sizeof(struct cleancache_filekey) != sizeof(struct tmem_oid)); - if (tmem_enabled && !disable_cleancache) { + if (tmem_enabled && cleancache) { char *s = ""; struct cleancache_ops *old_ops = cleancache_register_ops(&tmem_cleancache_ops); @@ -423,8 +423,7 @@ static int xen_tmem_init(void) } #endif #ifdef CONFIG_XEN_SELFBALLOONING - xen_selfballoon_init(!disable_selfballooning, - !disable_frontswap_selfshrinking); + xen_selfballoon_init(selfballooning, frontswap_selfshrinking); #endif return 0; } |