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From: "tip-bot2 for Juergen Gross" <tip-bot2@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: Juergen Gross <jgross@suse.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	x86@kernel.org, linux-kernel@vger.kernel.org, maz@kernel.org
Subject: [tip: irq/core] irq: Simplify condition in irq_matrix_reserve()
Date: Wed, 17 Mar 2021 20:47:47 -0000	[thread overview]
Message-ID: <161601406708.398.17055440090597099983.tip-bot2@tip-bot2> (raw)
In-Reply-To: <20210211070953.5914-1-jgross@suse.com>

The following commit has been merged into the irq/core branch of tip:

Commit-ID:     2c6b02185cc608c19a22691fadc6ca2cd114c286
Gitweb:        https://git.kernel.org/tip/2c6b02185cc608c19a22691fadc6ca2cd114c286
Author:        Juergen Gross <jgross@suse.com>
AuthorDate:    Thu, 11 Feb 2021 08:09:53 +01:00
Committer:     Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Wed, 17 Mar 2021 21:44:01 +01:00

irq: Simplify condition in irq_matrix_reserve()

The if condition in irq_matrix_reserve() can be much simpler.

While at it fix a typo in the comment.

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20210211070953.5914-1-jgross@suse.com

---
 kernel/irq/matrix.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/kernel/irq/matrix.c b/kernel/irq/matrix.c
index 7a9465f..6f8b1d1 100644
--- a/kernel/irq/matrix.c
+++ b/kernel/irq/matrix.c
@@ -337,15 +337,14 @@ void irq_matrix_assign(struct irq_matrix *m, unsigned int bit)
  * irq_matrix_reserve - Reserve interrupts
  * @m:		Matrix pointer
  *
- * This is merily a book keeping call. It increments the number of globally
+ * This is merely a book keeping call. It increments the number of globally
  * reserved interrupt bits w/o actually allocating them. This allows to
  * setup interrupt descriptors w/o assigning low level resources to it.
  * The actual allocation happens when the interrupt gets activated.
  */
 void irq_matrix_reserve(struct irq_matrix *m)
 {
-	if (m->global_reserved <= m->global_available &&
-	    m->global_reserved + 1 > m->global_available)
+	if (m->global_reserved == m->global_available)
 		pr_warn("Interrupt reservation exceeds available resources\n");
 
 	m->global_reserved++;

      reply	other threads:[~2021-03-17 20:48 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-11  7:09 [PATCH] irq: simplify condition in irq_matrix_reserve() Juergen Gross
2021-03-17 20:47 ` tip-bot2 for Juergen Gross [this message]

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