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[PATCH] sem2mutex: jbd, j_checkpoint_mutex

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Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Arjan van de Ven
2006-03-23 03:00:35 -08:00
committed by Linus Torvalds
parent f24075bd0c
commit 2c68ee754c
4 changed files with 10 additions and 9 deletions
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fs/jbd/checkpoint.c
+2 -2
View File
@@ -85,7 +85,7 @@ void __log_wait_for_space(journal_t *journal)
if (journal->j_flags & JFS_ABORT)
return;
spin_unlock(&journal->j_state_lock);
down(&journal->j_checkpoint_sem);
mutex_lock(&journal->j_checkpoint_mutex);
/*
* Test again, another process may have checkpointed while we
@@ -98,7 +98,7 @@ void __log_wait_for_space(journal_t *journal)
log_do_checkpoint(journal);
spin_lock(&journal->j_state_lock);
}
up(&journal->j_checkpoint_sem);
mutex_unlock(&journal->j_checkpoint_mutex);
}
}
fs/jbd/journal.c
+2 -2
View File
@@ -659,8 +659,8 @@ static journal_t * journal_init_common (void)
init_waitqueue_head(&journal->j_wait_checkpoint);
init_waitqueue_head(&journal->j_wait_commit);
init_waitqueue_head(&journal->j_wait_updates);
init_MUTEX(&journal->j_barrier);
init_MUTEX(&journal->j_checkpoint_sem);
mutex_init(&journal->j_barrier);
mutex_init(&journal->j_checkpoint_mutex);
spin_lock_init(&journal->j_revoke_lock);
spin_lock_init(&journal->j_list_lock);
spin_lock_init(&journal->j_state_lock);
fs/jbd/transaction.c
+2 -2
View File
@@ -455,7 +455,7 @@ void journal_lock_updates(journal_t *journal)
* to make sure that we serialise special journal-locked operations
* too.
*/
down(&journal->j_barrier);
mutex_lock(&journal->j_barrier);
}
/**
@@ -470,7 +470,7 @@ void journal_unlock_updates (journal_t *journal)
{
J_ASSERT(journal->j_barrier_count != 0);
up(&journal->j_barrier);
mutex_unlock(&journal->j_barrier);
spin_lock(&journal->j_state_lock);
--journal->j_barrier_count;
spin_unlock(&journal->j_state_lock);