From: Yangtao Li <tiny.windzz@gmail.com>
To: joro@8bytes.org
Cc: iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
Yangtao Li <tiny.windzz@gmail.com>
Subject: [PATCH] iommu/omap: remove DEBUG_SEQ_FOPS_RO()
Date: Thu, 22 Nov 2018 08:54:43 -0500 [thread overview]
Message-ID: <20181122135443.25035-1-tiny.windzz@gmail.com> (raw)
Because we already have the DEFINE_SHOW_ATTRIBUTE,there is no need
to define such a macro.So remove DEBUG_SEQ_FOPS_RO.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
drivers/iommu/omap-iommu-debug.c | 25 ++++++-------------------
1 file changed, 6 insertions(+), 19 deletions(-)
diff --git a/drivers/iommu/omap-iommu-debug.c b/drivers/iommu/omap-iommu-debug.c
index 50217548c3b8..4abc0ef522a8 100644
--- a/drivers/iommu/omap-iommu-debug.c
+++ b/drivers/iommu/omap-iommu-debug.c
@@ -159,7 +159,7 @@ static size_t omap_dump_tlb_entries(struct omap_iommu *obj, struct seq_file *s)
return 0;
}
-static int debug_read_tlb(struct seq_file *s, void *data)
+static int tlb_show(struct seq_file *s, void *data)
{
struct omap_iommu *obj = s->private;
@@ -210,7 +210,7 @@ static void dump_ioptable(struct seq_file *s)
spin_unlock(&obj->page_table_lock);
}
-static int debug_read_pagetable(struct seq_file *s, void *data)
+static int pagetable_show(struct seq_file *s, void *data)
{
struct omap_iommu *obj = s->private;
@@ -228,35 +228,22 @@ static int debug_read_pagetable(struct seq_file *s, void *data)
return 0;
}
-#define DEBUG_SEQ_FOPS_RO(name) \
- static int debug_open_##name(struct inode *inode, struct file *file) \
- { \
- return single_open(file, debug_read_##name, inode->i_private); \
- } \
- \
- static const struct file_operations debug_##name##_fops = { \
- .open = debug_open_##name, \
- .read = seq_read, \
- .llseek = seq_lseek, \
- .release = single_release, \
- }
-
#define DEBUG_FOPS_RO(name) \
- static const struct file_operations debug_##name##_fops = { \
+ static const struct file_operations name##_fops = { \
.open = simple_open, \
.read = debug_read_##name, \
.llseek = generic_file_llseek, \
}
DEBUG_FOPS_RO(regs);
-DEBUG_SEQ_FOPS_RO(tlb);
-DEBUG_SEQ_FOPS_RO(pagetable);
+DEFINE_SHOW_ATTRIBUTE(tlb);
+DEFINE_SHOW_ATTRIBUTE(pagetable);
#define __DEBUG_ADD_FILE(attr, mode) \
{ \
struct dentry *dent; \
dent = debugfs_create_file(#attr, mode, obj->debug_dir, \
- obj, &debug_##attr##_fops); \
+ obj, &attr##_fops); \
if (!dent) \
goto err; \
}
--
2.17.0
next reply other threads:[~2018-11-22 13:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-22 13:54 Yangtao Li [this message]
2018-11-22 16:12 ` [PATCH] iommu/omap: remove DEBUG_SEQ_FOPS_RO() Joerg Roedel
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