linux-kernel - [tip: irq/msi] platform-msi: Let the core code handle sysfs groups

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]

Date:   Thu, 16 Dec 2021 21:41:02 -0000
From:   "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>, Nishanth Menon <nm@...com>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        Jason Gunthorpe <jgg@...dia.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: irq/msi] platform-msi: Let the core code handle sysfs groups

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

Commit-ID:     25ce693ef7ea766c10d2f3e5da373ca25af09196
Gitweb:        https://git.kernel.org/tip/25ce693ef7ea766c10d2f3e5da373ca25af09196
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Fri, 10 Dec 2021 23:19:06 +01:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Thu, 16 Dec 2021 22:16:39 +01:00

platform-msi: Let the core code handle sysfs groups

Set the domain info flag and remove the local sysfs code.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Tested-by: Nishanth Menon <nm@...com>
Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Reviewed-by: Jason Gunthorpe <jgg@...dia.com>
Link: https://lore.kernel.org/r/20211210221814.109408832@linutronix.de

---
 drivers/base/platform-msi.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/base/platform-msi.c b/drivers/base/platform-msi.c
index 3da2688..5d50793 100644
--- a/drivers/base/platform-msi.c
+++ b/drivers/base/platform-msi.c
@@ -23,7 +23,6 @@
 struct platform_msi_priv_data {
 	struct device			*dev;
 	void				*host_data;
-	const struct attribute_group    **msi_irq_groups;
 	msi_alloc_info_t		arg;
 	irq_write_msi_msg_t		write_msg;
 	int				devid;
@@ -191,6 +190,7 @@ struct irq_domain *platform_msi_create_irq_domain(struct fwnode_handle *fwnode,
 		platform_msi_update_dom_ops(info);
 	if (info->flags & MSI_FLAG_USE_DEF_CHIP_OPS)
 		platform_msi_update_chip_ops(info);
+	info->flags |= MSI_FLAG_DEV_SYSFS;
 
 	domain = msi_create_irq_domain(fwnode, info, parent);
 	if (domain)
@@ -279,16 +279,8 @@ int platform_msi_domain_alloc_irqs(struct device *dev, unsigned int nvec,
 	if (err)
 		goto out_free_desc;
 
-	priv_data->msi_irq_groups = msi_populate_sysfs(dev);
-	if (IS_ERR(priv_data->msi_irq_groups)) {
-		err = PTR_ERR(priv_data->msi_irq_groups);
-		goto out_free_irqs;
-	}
-
 	return 0;
 
-out_free_irqs:
-	msi_domain_free_irqs(dev->msi.domain, dev);
 out_free_desc:
 	platform_msi_free_descs(dev, 0, nvec);
 out_free_priv_data:
@@ -308,7 +300,6 @@ void platform_msi_domain_free_irqs(struct device *dev)
 		struct msi_desc *desc;
 
 		desc = first_msi_entry(dev);
-		msi_destroy_sysfs(dev, desc->platform.msi_priv_data->msi_irq_groups);
 		platform_msi_free_priv_data(desc->platform.msi_priv_data);
 	}