Author: mjg
Date: Thu Jul 12 22:48:18 2018
New Revision: 336232
URL: https://svnweb.freebsd.org/changeset/base/336232

Log:
  fd: stop passing M_ZERO to uma_zalloc
  
  The optimisation seen with malloc cannot be used here as zone sizes are
  now known at compilation. Thus bzero by hand to get the optimisation
  instead.

Modified:
  head/sys/kern/kern_descrip.c

Modified: head/sys/kern/kern_descrip.c
==============================================================================
--- head/sys/kern/kern_descrip.c        Thu Jul 12 22:35:52 2018        
(r336231)
+++ head/sys/kern/kern_descrip.c        Thu Jul 12 22:48:18 2018        
(r336232)
@@ -1865,7 +1865,8 @@ falloc_noinstall(struct thread *td, struct file **resu
                }
                return (ENFILE);
        }
-       fp = uma_zalloc(file_zone, M_WAITOK | M_ZERO);
+       fp = uma_zalloc(file_zone, M_WAITOK);
+       bzero(fp, sizeof(*fp));
        refcount_init(&fp->f_count, 1);
        fp->f_cred = crhold(td->td_ucred);
        fp->f_ops = &badfileops;
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