From: Nathan Lynch Date: Tue, 12 Aug 2008 21:34:57 +0000 (+1000) Subject: powerpc: Remove redundant sysfs_remove_file calls for cache info X-Git-Tag: firefly_0821_release~17677^2~83 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f3d3d307e6f577de3b384ef64ffb03c8b5676748;p=firefly-linux-kernel-4.4.55.git powerpc: Remove redundant sysfs_remove_file calls for cache info When removing a directory, the sysfs core takes care of removing files in the directory (see sysfs_remove_dir()). So when we are about to delete a kobject (and thus cause its sysfs directory to be removed), we don't have to explicitly remove the files attached to it, although it's harmless to do so. Signed-off-by: Nathan Lynch Signed-off-by: Paul Mackerras --- diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index 56d172d16e56..12058db70095 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -641,16 +641,9 @@ static void remove_cache_info(struct sys_device *sysdev) int cpu = sysdev->id; cache_desc = per_cpu(cache_desc, cpu); - if (cache_desc != NULL) { - sysfs_remove_file(&cache_desc->kobj, &cache_size_attr.attr); - sysfs_remove_file(&cache_desc->kobj, &cache_line_size_attr.attr); - sysfs_remove_file(&cache_desc->kobj, &cache_type_attr.attr); - sysfs_remove_file(&cache_desc->kobj, &cache_level_attr.attr); - sysfs_remove_file(&cache_desc->kobj, &cache_nr_sets_attr.attr); - sysfs_remove_file(&cache_desc->kobj, &cache_assoc_attr.attr); - + if (cache_desc != NULL) kobject_put(&cache_desc->kobj); - } + cache_toplevel = per_cpu(cache_toplevel, cpu); if (cache_toplevel != NULL) kobject_put(cache_toplevel);