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acpi: use non-racy method for proc entries creation

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Use proc_create()/proc_create_data() to make sure that ->proc_fops and ->data
be setup before gluing PDE to main tree.

Add correct ->owner to proc_fops to fix reading/module unloading race.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Cc: Len Brown <lenb@kernel.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Denis V. Lunev
2008-04-29 01:02:27 -07:00
committed by Linus Torvalds
parent 667471386d
commit cf7acfab03
17 changed files with 162 additions and 264 deletions
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1
drivers/acpi/processor_throttling.c
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@@ -1252,6 +1252,7 @@ static ssize_t acpi_processor_write_throttling(struct file *file,
}
struct file_operations acpi_processor_throttling_fops = {
.owner = THIS_MODULE,
.open = acpi_processor_throttling_open_fs,
.read = seq_read,
.write = acpi_processor_write_throttling,