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From: Bjorn Helgaas <helgaas@kernel.org>
To: unlisted-recipients:; (no To-header on input)
Cc: Jason Cooper <jason@lakedaemon.net>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
	Marc Zyngier <marc.zyngier@arm.com>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	linux-kernel@vger.kernel.org, Ralf Baechle <ralf@linux-mips.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
	Thomas Gleixner <tglx@linutronix.de>,
	Yinghai Lu <yinghai@kernel.org>, Matt Turner <mattst88@gmail.com>,
	Richard Henderson <rth@twiddle.net>
Subject: [PATCH v1 6/6] resource: Set type when reserving new regions
Date: Mon, 04 Dec 2017 18:40:53 -0600	[thread overview]
Message-ID: <20171205004053.12535.68808.stgit@bhelgaas-glaptop.roam.corp.google.com> (raw)
In-Reply-To: <20171205003525.12535.89924.stgit@bhelgaas-glaptop.roam.corp.google.com>

From: Bjorn Helgaas <bhelgaas@google.com>

Set resource structs inserted by __reserve_region_with_split() to have the
correct type.  Setting the type doesn't fix any functional problem but
makes %pR on the resource work better.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
---
 kernel/resource.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/kernel/resource.c b/kernel/resource.c
index ba3252f7c319..8c527d83ca76 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -1022,6 +1022,7 @@ static void __init __reserve_region_with_split(struct resource *root,
 	struct resource *conflict;
 	struct resource *res = alloc_resource(GFP_ATOMIC);
 	struct resource *next_res = NULL;
+	int type = resource_type(root);
 
 	if (!res)
 		return;
@@ -1029,7 +1030,7 @@ static void __init __reserve_region_with_split(struct resource *root,
 	res->name = name;
 	res->start = start;
 	res->end = end;
-	res->flags = IORESOURCE_BUSY;
+	res->flags = type | IORESOURCE_BUSY;
 	res->desc = IORES_DESC_NONE;
 
 	while (1) {
@@ -1064,7 +1065,7 @@ static void __init __reserve_region_with_split(struct resource *root,
 				next_res->name = name;
 				next_res->start = conflict->end + 1;
 				next_res->end = end;
-				next_res->flags = IORESOURCE_BUSY;
+				next_res->flags = type | IORESOURCE_BUSY;
 				next_res->desc = IORES_DESC_NONE;
 			}
 		} else {

      parent reply	other threads:[~2017-12-05  0:41 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-05  0:39 [PATCH v1 0/6] resource: Set struct resource types correctly Bjorn Helgaas
2017-12-05  0:40 ` [PATCH v1 1/6] vgacon: Set VGA struct resource types Bjorn Helgaas
2018-01-03 15:10   ` Bartlomiej Zolnierkiewicz
2017-12-05  0:40 ` [PATCH v1 2/6] MIPS: Set I/O port resource types correctly Bjorn Helgaas
2017-12-05  0:40 ` [PATCH v1 3/6] powerpc: " Bjorn Helgaas
2017-12-05  0:40 ` [PATCH v1 4/6] irqchip/i8259: " Bjorn Helgaas
2017-12-05  0:40 ` [PATCH v1 5/6] resource: Set type of "reserve=" user-specified resources Bjorn Helgaas
2017-12-05  0:40 ` Bjorn Helgaas [this message]

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