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| author | Nicholas Piggin <npiggin@gmail.com> | 2023-10-16 15:43:05 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2023-10-20 14:43:34 +0300 |
| commit | b629b541702b082d161c307c9d7d9867911fc933 (patch) | |
| tree | a012394a805959389718b5cdfaf9d96f6727f16e /arch/powerpc | |
| parent | 1e6d5f725738fff83e1c3cbdb8547142eb8820c2 (diff) | |
| download | linux-b629b541702b082d161c307c9d7d9867911fc933.tar.xz | |
powerpc/qspinlock: Rename yield_propagate_owner tunable
Rename yield_propagate_owner to yield_sleepy_owner, which better
describes what it does (what, not how).
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Tested-by: Shrikanth Hegde <sshegde@linux.vnet.ibm.com>
Reviewed-by: "Nysal Jan K.A" <nysal@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20231016124305.139923-7-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/lib/qspinlock.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/powerpc/lib/qspinlock.c b/arch/powerpc/lib/qspinlock.c index c68c2bd7b853..5de4dd549f6e 100644 --- a/arch/powerpc/lib/qspinlock.c +++ b/arch/powerpc/lib/qspinlock.c @@ -44,7 +44,7 @@ static bool pv_sleepy_lock_sticky __read_mostly = false; static u64 pv_sleepy_lock_interval_ns __read_mostly = 0; static int pv_sleepy_lock_factor __read_mostly = 256; static bool pv_yield_prev __read_mostly = true; -static bool pv_yield_propagate_owner __read_mostly = true; +static bool pv_yield_sleepy_owner __read_mostly = true; static bool pv_prod_head __read_mostly = false; static DEFINE_PER_CPU_ALIGNED(struct qnodes, qnodes); @@ -357,7 +357,7 @@ static __always_inline void propagate_sleepy(struct qnode *node, u32 val, bool p if (!paravirt) return; - if (!pv_yield_propagate_owner) + if (!pv_yield_sleepy_owner) return; next = READ_ONCE(node->next); @@ -381,7 +381,7 @@ static __always_inline bool yield_to_prev(struct qspinlock *lock, struct qnode * if (!paravirt) goto relax; - if (!pv_yield_propagate_owner) + if (!pv_yield_sleepy_owner) goto yield_prev; /* @@ -934,21 +934,21 @@ static int pv_yield_prev_get(void *data, u64 *val) DEFINE_SIMPLE_ATTRIBUTE(fops_pv_yield_prev, pv_yield_prev_get, pv_yield_prev_set, "%llu\n"); -static int pv_yield_propagate_owner_set(void *data, u64 val) +static int pv_yield_sleepy_owner_set(void *data, u64 val) { - pv_yield_propagate_owner = !!val; + pv_yield_sleepy_owner = !!val; return 0; } -static int pv_yield_propagate_owner_get(void *data, u64 *val) +static int pv_yield_sleepy_owner_get(void *data, u64 *val) { - *val = pv_yield_propagate_owner; + *val = pv_yield_sleepy_owner; return 0; } -DEFINE_SIMPLE_ATTRIBUTE(fops_pv_yield_propagate_owner, pv_yield_propagate_owner_get, pv_yield_propagate_owner_set, "%llu\n"); +DEFINE_SIMPLE_ATTRIBUTE(fops_pv_yield_sleepy_owner, pv_yield_sleepy_owner_get, pv_yield_sleepy_owner_set, "%llu\n"); static int pv_prod_head_set(void *data, u64 val) { @@ -980,7 +980,7 @@ static __init int spinlock_debugfs_init(void) debugfs_create_file("qspl_pv_sleepy_lock_interval_ns", 0600, arch_debugfs_dir, NULL, &fops_pv_sleepy_lock_interval_ns); debugfs_create_file("qspl_pv_sleepy_lock_factor", 0600, arch_debugfs_dir, NULL, &fops_pv_sleepy_lock_factor); debugfs_create_file("qspl_pv_yield_prev", 0600, arch_debugfs_dir, NULL, &fops_pv_yield_prev); - debugfs_create_file("qspl_pv_yield_propagate_owner", 0600, arch_debugfs_dir, NULL, &fops_pv_yield_propagate_owner); + debugfs_create_file("qspl_pv_yield_sleepy_owner", 0600, arch_debugfs_dir, NULL, &fops_pv_yield_sleepy_owner); debugfs_create_file("qspl_pv_prod_head", 0600, arch_debugfs_dir, NULL, &fops_pv_prod_head); } |