trace-events: Shorten file names in comments

We spell out sub/dir/ in sub/dir/trace-events' comments pointing to
source files.  That's because when trace-events got split up, the
comments were moved verbatim.

Delete the sub/dir/ part from these comments.  Gets rid of several
misspellings.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20190314180929.27722-3-armbru@redhat.com
Message-Id: <20190314180929.27722-3-armbru@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
diff --git a/hw/pci/trace-events b/hw/pci/trace-events
index f68c178..def4b39 100644
--- a/hw/pci/trace-events
+++ b/hw/pci/trace-events
@@ -1,12 +1,12 @@
 # See docs/devel/tracing.txt for syntax documentation.
 
-# hw/pci/pci.c
+# pci.c
 pci_update_mappings_del(void *d, uint32_t bus, uint32_t slot, uint32_t func, int bar, uint64_t addr, uint64_t size) "d=%p %02x:%02x.%x %d,0x%"PRIx64"+0x%"PRIx64
 pci_update_mappings_add(void *d, uint32_t bus, uint32_t slot, uint32_t func, int bar, uint64_t addr, uint64_t size) "d=%p %02x:%02x.%x %d,0x%"PRIx64"+0x%"PRIx64
 
-# hw/pci/pci_host.c
+# pci_host.c
 pci_cfg_read(const char *dev, unsigned devid, unsigned fnid, unsigned offs, unsigned val) "%s %02u:%u @0x%x -> 0x%x"
 pci_cfg_write(const char *dev, unsigned devid, unsigned fnid, unsigned offs, unsigned val) "%s %02u:%u @0x%x <- 0x%x"
 
-# hw/pci/msix.c
+# msix.c
 msix_write_config(char *name, bool enabled, bool masked) "dev %s enabled %d masked %d"