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author | Thomas Gleixner <tglx@linutronix.de> | 2022-08-25 19:41:29 +0300 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2022-09-19 15:35:08 +0300 |
commit | c7e0b3d088717d148707cd6fcb12f97c6fd961c1 (patch) | |
tree | 5b2a165a761595d880b05d9478bf78ee4a201e5a | |
parent | e575d401583273a7ac5dfb27520e41c821e81816 (diff) | |
download | linux-c7e0b3d088717d148707cd6fcb12f97c6fd961c1.tar.xz |
mm/compaction: Get rid of RT ifdeffery
Move the RT dependency for the initial value of
sysctl_compact_unevictable_allowed into Kconfig.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220825164131.402717-7-bigeasy@linutronix.de
-rw-r--r-- | mm/Kconfig | 6 | ||||
-rw-r--r-- | mm/compaction.c | 6 |
2 files changed, 7 insertions, 5 deletions
diff --git a/mm/Kconfig b/mm/Kconfig index 0331f1461f81..3897e924e40f 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -579,6 +579,12 @@ config COMPACTION it and then we would be really interested to hear about that at linux-mm@kvack.org. +config COMPACT_UNEVICTABLE_DEFAULT + int + depends on COMPACTION + default 0 if PREEMPT_RT + default 1 + # # support for free page reporting config PAGE_REPORTING diff --git a/mm/compaction.c b/mm/compaction.c index 640fa76228dd..10561cb1aaad 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -1727,11 +1727,7 @@ typedef enum { * Allow userspace to control policy on scanning the unevictable LRU for * compactable pages. */ -#ifdef CONFIG_PREEMPT_RT -int sysctl_compact_unevictable_allowed __read_mostly = 0; -#else -int sysctl_compact_unevictable_allowed __read_mostly = 1; -#endif +int sysctl_compact_unevictable_allowed __read_mostly = CONFIG_COMPACT_UNEVICTABLE_DEFAULT; static inline void update_fast_start_pfn(struct compact_control *cc, unsigned long pfn) |