1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/libata.h b/include/linux/libata.h
index fbf064e13ad5..dc18b87ed722 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -751,7 +751,8 @@ struct ata_port {
         acpi_handle             acpi_handle;
         struct ata_acpi_gtm     __acpi_init_gtm; /* use ata_acpi_init_gtm() */
 #endif
-        u8                      sector_buf[ATA_SECT_SIZE]; /* owned by EH */
+        /* owned by EH */
+        u8                      sector_buf[ATA_SECT_SIZE] ____cacheline_aligned;
 };
 
 /* The following initializer overrides a method to NULL whether one of