modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/tools/memory-model/Documentation/recipes.txt
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 This document provides "recipes", that is, litmus tests for commonly
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 occurring situations, as well as a few that illustrate subtly broken but
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 attractive nuisances.  Many of these recipes include example code from
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-v4.13 of the Linux kernel.
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+v5.7 of the Linux kernel.
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 The first section covers simple special cases, the second section
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 takes off the training wheels to cover more involved examples,
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 locking will be seen as ordered by CPUs not holding that lock.
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 Consider this example:
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-	/* See Z6.0+pooncerelease+poacquirerelease+fencembonceonce.litmus. */
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+	/* See Z6.0+pooncelock+pooncelock+pombonce.litmus. */
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 	void CPU0(void)
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 	{
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 		spin_lock(&mylock);
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 first place (control dependency).  Note that the term "data dependency"
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 is sometimes casually used to cover both address and data dependencies.
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-In lib/prime_numbers.c, the expand_to_next_prime() function invokes
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+In lib/math/prime_numbers.c, the expand_to_next_prime() function invokes
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 rcu_assign_pointer(), and the next_prime_number() function invokes
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 rcu_dereference().  This combination mediates access to a bit vector
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 that is expanded as additional primes are needed.
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 smp_rmb() macro orders prior loads against later loads.  Therefore, if
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 the final value of r0 is 1, the final value of r1 must also be 1.
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-The the xlog_state_switch_iclogs() function in fs/xfs/xfs_log.c contains
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+The xlog_state_switch_iclogs() function in fs/xfs/xfs_log.c contains
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 the following write-side code fragment:
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 	log->l_curr_block -= log->l_logBBsize;