From 9a87bda2b6881de10fb5791cade3719663b8d660 Mon Sep 17 00:00:00 2001 From: "Paul E. McKenney" Date: Tue, 15 Oct 2024 09:11:02 -0700 Subject: [PATCH] srcu: Standardize srcu_data pointers to "sdp" and similar This commit changes a few "cpuc" variables to "sdp" to align with usage elsewhere. [ paulmck: Apply Neeraj Upadhyay feedback. ] Signed-off-by: Paul E. McKenney Cc: Alexei Starovoitov Cc: Andrii Nakryiko Cc: Peter Zijlstra Cc: Kent Overstreet Cc: Reviewed-by: Neeraj Upadhyay Signed-off-by: Frederic Weisbecker --- kernel/rcu/srcutree.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c index 9774bc500de5..b85da944d794 100644 --- a/kernel/rcu/srcutree.c +++ b/kernel/rcu/srcutree.c @@ -438,9 +438,9 @@ static unsigned long srcu_readers_lock_idx(struct srcu_struct *ssp, int idx) unsigned long sum = 0; for_each_possible_cpu(cpu) { - struct srcu_data *cpuc = per_cpu_ptr(ssp->sda, cpu); + struct srcu_data *sdp = per_cpu_ptr(ssp->sda, cpu); - sum += atomic_long_read(&cpuc->srcu_lock_count[idx]); + sum += atomic_long_read(&sdp->srcu_lock_count[idx]); } return sum; } @@ -456,11 +456,11 @@ static unsigned long srcu_readers_unlock_idx(struct srcu_struct *ssp, int idx) unsigned long sum = 0; for_each_possible_cpu(cpu) { - struct srcu_data *cpuc = per_cpu_ptr(ssp->sda, cpu); + struct srcu_data *sdp = per_cpu_ptr(ssp->sda, cpu); - sum += atomic_long_read(&cpuc->srcu_unlock_count[idx]); + sum += atomic_long_read(&sdp->srcu_unlock_count[idx]); if (IS_ENABLED(CONFIG_PROVE_RCU)) - mask = mask | READ_ONCE(cpuc->srcu_reader_flavor); + mask = mask | READ_ONCE(sdp->srcu_reader_flavor); } WARN_ONCE(IS_ENABLED(CONFIG_PROVE_RCU) && (mask & (mask - 1)), "Mixed NMI-safe readers for srcu_struct at %ps.\n", ssp); @@ -564,12 +564,12 @@ static bool srcu_readers_active(struct srcu_struct *ssp) unsigned long sum = 0; for_each_possible_cpu(cpu) { - struct srcu_data *cpuc = per_cpu_ptr(ssp->sda, cpu); + struct srcu_data *sdp = per_cpu_ptr(ssp->sda, cpu); - sum += atomic_long_read(&cpuc->srcu_lock_count[0]); - sum += atomic_long_read(&cpuc->srcu_lock_count[1]); - sum -= atomic_long_read(&cpuc->srcu_unlock_count[0]); - sum -= atomic_long_read(&cpuc->srcu_unlock_count[1]); + sum += atomic_long_read(&sdp->srcu_lock_count[0]); + sum += atomic_long_read(&sdp->srcu_lock_count[1]); + sum -= atomic_long_read(&sdp->srcu_unlock_count[0]); + sum -= atomic_long_read(&sdp->srcu_unlock_count[1]); } return sum; } -- 2.50.1