Commit 36c5bdc4 authored by Valentin Schneider's avatar Valentin Schneider Committed by Peter Zijlstra
Browse files

sched/topology: Kill SD_LOAD_BALANCE



That flag is set unconditionally in sd_init(), and no one checks for it
anymore. Remove it.

Signed-off-by: default avatarValentin Schneider <valentin.schneider@arm.com>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200415210512.805-5-valentin.schneider@arm.com
parent e669ac8a
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+14 −15
Original line number Diff line number Diff line
@@ -11,21 +11,20 @@
 */
#ifdef CONFIG_SMP

#define SD_LOAD_BALANCE		0x0001	/* Do load balancing on this domain. */
#define SD_BALANCE_NEWIDLE	0x0002	/* Balance when about to become idle */
#define SD_BALANCE_EXEC		0x0004	/* Balance on exec */
#define SD_BALANCE_FORK		0x0008	/* Balance on fork, clone */
#define SD_BALANCE_WAKE		0x0010  /* Balance on wakeup */
#define SD_WAKE_AFFINE		0x0020	/* Wake task to waking CPU */
#define SD_ASYM_CPUCAPACITY	0x0040  /* Domain members have different CPU capacities */
#define SD_SHARE_CPUCAPACITY	0x0080	/* Domain members share CPU capacity */
#define SD_SHARE_POWERDOMAIN	0x0100	/* Domain members share power domain */
#define SD_SHARE_PKG_RESOURCES	0x0200	/* Domain members share CPU pkg resources */
#define SD_SERIALIZE		0x0400	/* Only a single load balancing instance */
#define SD_ASYM_PACKING		0x0800  /* Place busy groups earlier in the domain */
#define SD_PREFER_SIBLING	0x1000	/* Prefer to place tasks in a sibling domain */
#define SD_OVERLAP		0x2000	/* sched_domains of this level overlap */
#define SD_NUMA			0x4000	/* cross-node balancing */
#define SD_BALANCE_NEWIDLE	0x0001	/* Balance when about to become idle */
#define SD_BALANCE_EXEC		0x0002	/* Balance on exec */
#define SD_BALANCE_FORK		0x0004	/* Balance on fork, clone */
#define SD_BALANCE_WAKE		0x0008  /* Balance on wakeup */
#define SD_WAKE_AFFINE		0x0010	/* Wake task to waking CPU */
#define SD_ASYM_CPUCAPACITY	0x0020  /* Domain members have different CPU capacities */
#define SD_SHARE_CPUCAPACITY	0x0040	/* Domain members share CPU capacity */
#define SD_SHARE_POWERDOMAIN	0x0080	/* Domain members share power domain */
#define SD_SHARE_PKG_RESOURCES	0x0100	/* Domain members share CPU pkg resources */
#define SD_SERIALIZE		0x0200	/* Only a single load balancing instance */
#define SD_ASYM_PACKING		0x0400  /* Place busy groups earlier in the domain */
#define SD_PREFER_SIBLING	0x0800	/* Prefer to place tasks in a sibling domain */
#define SD_OVERLAP		0x1000	/* sched_domains of this level overlap */
#define SD_NUMA			0x2000	/* cross-node balancing */

#ifdef CONFIG_SCHED_SMT
static inline int cpu_smt_flags(void)
+1 −2
Original line number Diff line number Diff line
@@ -1341,8 +1341,7 @@ sd_init(struct sched_domain_topology_level *tl,

		.cache_nice_tries	= 0,

		.flags			= 1*SD_LOAD_BALANCE
					| 1*SD_BALANCE_NEWIDLE
		.flags			= 1*SD_BALANCE_NEWIDLE
					| 1*SD_BALANCE_EXEC
					| 1*SD_BALANCE_FORK
					| 0*SD_BALANCE_WAKE