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authorYazen Ghannam <Yazen.Ghannam@amd.com>2017-01-27 11:24:21 -0600
committerBorislav Petkov <bp@suse.de>2017-01-28 14:36:47 +0100
commitd7fc9d77acb8651e5fcb77df71dfd11fcf1f08ba (patch)
tree8b425f989437a0ff7e535dfb46b889441fbb1cba /drivers/edac/edac_mc.h
parentdf64636fa4816b6d562835475d9846dcfbfd8c7e (diff)
downloadtalos-obmc-linux-d7fc9d77acb8651e5fcb77df71dfd11fcf1f08ba.tar.gz
talos-obmc-linux-d7fc9d77acb8651e5fcb77df71dfd11fcf1f08ba.zip
EDAC: Add routine to check if MC devices list is empty
We need to know if any MC devices have been allocated. Signed-off-by: Yazen Ghannam <Yazen.Ghannam@amd.com> Cc: linux-edac <linux-edac@vger.kernel.org> Link: http://lkml.kernel.org/r/1485537863-2707-7-git-send-email-Yazen.Ghannam@amd.com [ Prettify text. ] Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'drivers/edac/edac_mc.h')
-rw-r--r--drivers/edac/edac_mc.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/edac/edac_mc.h b/drivers/edac/edac_mc.h
index 50fc1dc9c0d8..5357800e418d 100644
--- a/drivers/edac/edac_mc.h
+++ b/drivers/edac/edac_mc.h
@@ -149,6 +149,15 @@ extern int edac_mc_add_mc_with_groups(struct mem_ctl_info *mci,
extern void edac_mc_free(struct mem_ctl_info *mci);
/**
+ * edac_has_mcs() - Check if any MCs have been allocated.
+ *
+ * Returns:
+ * True if MC instances have been registered successfully.
+ * False otherwise.
+ */
+extern bool edac_has_mcs(void);
+
+/**
* edac_mc_find() - Search for a mem_ctl_info structure whose index is @idx.
*
* @idx: index to be seek
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