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| author |   Qiuxu Zhuo <qiuxu.zhuo@intel.com> | 2018-11-16 15:34:44 +0800 |
|---|---|---|
| committer |   Borislav Petkov <bp@suse.de> | 2018-11-16 11:17:24 +0100 |
| commit | 85b9c8bfee67ed151c44861c71adc816fc1b46a9 (patch) | |
| tree | 6cc7e28f4b288c558da73bb5cb3abd86ef430ab9 /drivers/edac | |
| parent | EDAC, skx: Prepend hex formatting with '0x' (diff) | |
| download | wireguard-linux-85b9c8bfee67ed151c44861c71adc816fc1b46a9.tar.xz wireguard-linux-85b9c8bfee67ed151c44861c71adc816fc1b46a9.zip | |
EDAC, skx: Move debugfs node under EDAC's hierarchy
The debugfs node is /sys/kernel/debug/skx_edac_test. Rename it and move
under EDAC debugfs root directory. Remove the unused 'skx_fake_addr' and
remove the 'skx_test' on error.
Co-developed-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
CC: Mauro Carvalho Chehab <mchehab@kernel.org>
CC: arozansk@redhat.com
CC: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/1542353684-13496-1-git-send-email-qiuxu.zhuo@intel.com
Diffstat (limited to 'drivers/edac')
| -rw-r--r-- | drivers/edac/skx_edac.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/edac/skx_edac.c b/drivers/edac/skx_edac.c index d8869f05c596..6d38701c1b2e 100644 --- a/drivers/edac/skx_edac.c +++ b/drivers/edac/skx_edac.c @@ -923,12 +923,11 @@ static bool skx_decode(struct decoded_addr *res) #ifdef CONFIG_EDAC_DEBUG /* - * Debug feature. Make /sys/kernel/debug/skx_edac_test/addr. - * Write an address to this file to exercise the address decode - * logic in this driver. + * Debug feature. + * Exercise the address decode logic by writing an address to + * /sys/kernel/debug/edac/skx_test/addr. */ static struct dentry *skx_test; -static u64 skx_fake_addr; static int debugfs_u64_set(void *data, u64 val) { @@ -939,19 +938,19 @@ static int debugfs_u64_set(void *data, u64 val) return 0; } - DEFINE_SIMPLE_ATTRIBUTE(fops_u64_wo, NULL, debugfs_u64_set, "%llu\n"); -static struct dentry *mydebugfs_create(const char *name, umode_t mode, - struct dentry *parent, u64 *value) -{ - return debugfs_create_file(name, mode, parent, value, &fops_u64_wo); -} - static void setup_skx_debug(void) { - skx_test = debugfs_create_dir("skx_edac_test", NULL); - mydebugfs_create("addr", S_IWUSR, skx_test, &skx_fake_addr); + skx_test = edac_debugfs_create_dir("skx_test"); + if (!skx_test) + return; + + if (!edac_debugfs_create_file("addr", 0200, skx_test, + NULL, &fops_u64_wo)) { + debugfs_remove(skx_test); + skx_test = NULL; + } } static void teardown_skx_debug(void) |