[binutils-gdb] libctf: bfd-open: mark the bfd as cacheable

[gdb-buildbot@sergiodj.net]

*** TEST RESULTS FOR COMMIT edc8bbe90b82f1fa4f3f261b5c97503867e9aba4 ***

commit edc8bbe90b82f1fa4f3f261b5c97503867e9aba4
Author:     Nick Alcock <nick.alcock@oracle.com>
AuthorDate: Fri Jul 26 21:52:11 2019 +0100
Commit:     Nick Alcock <nick.alcock@oracle.com>
CommitDate: Thu Oct 3 17:04:55 2019 +0100

    libctf: bfd-open: mark the bfd as cacheable
    
    Without this, the FD is only closed when the CTF file is, leading to
    running out of fds on (e.g.) very large links.
    
    New in v3.
    
    libctf/
            * ctf-open-bfd.c (ctf_fdopen): Call bfd_set_cacheable.

diff --git a/libctf/ChangeLog b/libctf/ChangeLog
index 9637cf37af..852ad6267c 100644
--- a/libctf/ChangeLog
+++ b/libctf/ChangeLog
@@ -1,3 +1,7 @@
+2019-07-30  Nick Alcock  <nick.alcock@oracle.com>
+
+	* ctf-open-bfd.c (ctf_fdopen): Call bfd_set_cacheable.
+
 2019-07-13  Nick Alcock  <nick.alcock@oracle.com>
 
 	* ctf-impl.h (includes): Include <sys/param.h> here.
diff --git a/libctf/ctf-open-bfd.c b/libctf/ctf-open-bfd.c
index 6fbbde8852..1083c87608 100644
--- a/libctf/ctf-open-bfd.c
+++ b/libctf/ctf-open-bfd.c
@@ -312,6 +312,7 @@ ctf_fdopen (int fd, const char *filename, const char *target, int *errp)
 		   bfd_errmsg (bfd_get_error()));
       return (ctf_set_open_errno (errp, ECTF_FMT));
     }
+  bfd_set_cacheable (abfd, 1);
 
   if (!bfd_check_format (abfd, bfd_object))
     {