linux-kernel - [PATCH v6 08/11] iommu/sun50i: use page allocation function provided by iommu-pages.h

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20240413002522.1101315-9-pasha.tatashin@soleen.com>
Date: Sat, 13 Apr 2024 00:25:19 +0000
From: Pasha Tatashin <pasha.tatashin@...een.com>
To: akpm@...ux-foundation.org,
	alim.akhtar@...sung.com,
	alyssa@...enzweig.io,
	asahi@...ts.linux.dev,
	baolu.lu@...ux.intel.com,
	bhelgaas@...gle.com,
	cgroups@...r.kernel.org,
	corbet@....net,
	david@...hat.com,
	dwmw2@...radead.org,
	hannes@...xchg.org,
	heiko@...ech.de,
	iommu@...ts.linux.dev,
	jernej.skrabec@...il.com,
	jonathanh@...dia.com,
	joro@...tes.org,
	krzysztof.kozlowski@...aro.org,
	linux-doc@...r.kernel.org,
	linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org,
	linux-rockchip@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org,
	linux-sunxi@...ts.linux.dev,
	linux-tegra@...r.kernel.org,
	lizefan.x@...edance.com,
	marcan@...can.st,
	mhiramat@...nel.org,
	m.szyprowski@...sung.com,
	pasha.tatashin@...een.com,
	paulmck@...nel.org,
	rdunlap@...radead.org,
	robin.murphy@....com,
	samuel@...lland.org,
	suravee.suthikulpanit@....com,
	sven@...npeter.dev,
	thierry.reding@...il.com,
	tj@...nel.org,
	tomas.mudrunka@...il.com,
	vdumpa@...dia.com,
	wens@...e.org,
	will@...nel.org,
	yu-cheng.yu@...el.com,
	rientjes@...gle.com,
	bagasdotme@...il.com,
	mkoutny@...e.com
Subject: [PATCH v6 08/11] iommu/sun50i: use page allocation function provided by iommu-pages.h

Convert iommu/sun50i-iommu.c to use the new page allocation functions
provided in iommu-pages.h.

Signed-off-by: Pasha Tatashin <pasha.tatashin@...een.com>
Acked-by: David Rientjes <rientjes@...gle.com>
Acked-by: Jernej Skrabec <jernej.skrabec@...il.com>
Tested-by: Bagas Sanjaya <bagasdotme@...il.com>
---
 drivers/iommu/sun50i-iommu.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c
index decd52cba998..c519b991749d 100644
--- a/drivers/iommu/sun50i-iommu.c
+++ b/drivers/iommu/sun50i-iommu.c
@@ -26,6 +26,8 @@
 #include <linux/spinlock.h>
 #include <linux/types.h>
 
+#include "iommu-pages.h"
+
 #define IOMMU_RESET_REG			0x010
 #define IOMMU_RESET_RELEASE_ALL			0xffffffff
 #define IOMMU_ENABLE_REG		0x020
@@ -679,8 +681,7 @@ sun50i_iommu_domain_alloc_paging(struct device *dev)
 	if (!sun50i_domain)
 		return NULL;
 
-	sun50i_domain->dt = (u32 *)__get_free_pages(GFP_KERNEL | __GFP_ZERO,
-						    get_order(DT_SIZE));
+	sun50i_domain->dt = iommu_alloc_pages(GFP_KERNEL, get_order(DT_SIZE));
 	if (!sun50i_domain->dt)
 		goto err_free_domain;
 
@@ -702,7 +703,7 @@ static void sun50i_iommu_domain_free(struct iommu_domain *domain)
 {
 	struct sun50i_iommu_domain *sun50i_domain = to_sun50i_domain(domain);
 
-	free_pages((unsigned long)sun50i_domain->dt, get_order(DT_SIZE));
+	iommu_free_pages(sun50i_domain->dt, get_order(DT_SIZE));
 	sun50i_domain->dt = NULL;
 
 	kfree(sun50i_domain);
-- 
2.44.0.683.g7961c838ac-goog