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Date:      Fri, 26 Aug 2022 15:16:47 GMT
From:      Gleb Smirnoff <glebius@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org
Subject:   git: 7c04ca1fad67 - main - sockets: for stat(2) on a socket don't report hiwat as block size
Message-ID:  <202208261516.27QFGlpY007467@gitrepo.freebsd.org>

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The branch main has been updated by glebius:

URL: https://cgit.FreeBSD.org/src/commit/?id=7c04ca1fad673f085678faadd10342f82185e829

commit 7c04ca1fad673f085678faadd10342f82185e829
Author:     Gleb Smirnoff <glebius@FreeBSD.org>
AuthorDate: 2022-08-26 15:16:15 +0000
Commit:     Gleb Smirnoff <glebius@FreeBSD.org>
CommitDate: 2022-08-26 15:16:15 +0000

    sockets: for stat(2) on a socket don't report hiwat as block size
    
    The code appeared in d8392c6c39eb with not good explanation.  It is
    very unlikely any software in the world needs that.
    
    Differential revision:  https://reviews.freebsd.org/D36283
---
 sys/kern/sys_socket.c  |  3 ++-
 sys/kern/uipc_domain.c | 13 -------------
 2 files changed, 2 insertions(+), 14 deletions(-)

diff --git a/sys/kern/sys_socket.c b/sys/kern/sys_socket.c
index 5b8aadc12e08..5c10e2217686 100644
--- a/sys/kern/sys_socket.c
+++ b/sys/kern/sys_socket.c
@@ -335,7 +335,8 @@ soo_stat(struct file *fp, struct stat *ub, struct ucred *active_cred)
 	}
 	ub->st_uid = so->so_cred->cr_uid;
 	ub->st_gid = so->so_cred->cr_gid;
-	error = so->so_proto->pr_sense(so, ub);
+	if (so->so_proto->pr_sense)
+		error = so->so_proto->pr_sense(so, ub);
 	SOCK_UNLOCK(so);
 	return (error);
 }
diff --git a/sys/kern/uipc_domain.c b/sys/kern/uipc_domain.c
index d2b8d9095f13..a3401091bda4 100644
--- a/sys/kern/uipc_domain.c
+++ b/sys/kern/uipc_domain.c
@@ -47,7 +47,6 @@ __FBSDID("$FreeBSD$");
 #include <sys/rmlock.h>
 #include <sys/socketvar.h>
 #include <sys/systm.h>
-#include <sys/stat.h>		/* XXXGL: remove */
 
 #include <machine/atomic.h>
 
@@ -175,17 +174,6 @@ pr_ready_notsupp(struct socket *so, struct mbuf *m, int count)
 	return (EOPNOTSUPP);
 }
 
-/*
- * This isn't really a ``null'' operation, but it's the default one and
- * doesn't do anything destructive.
- */
-static int
-pr_sense_notsupp(struct socket *so, struct stat *sb)
-{
-	sb->st_blksize = so->so_snd.sb_hiwat;
-	return (0);
-}
-
 static int
 pr_shutdown_notsupp(struct socket *so)
 {
@@ -246,7 +234,6 @@ pr_init(struct protosw *pr)
 	NOTSUPP(pr_rcvd);
 	NOTSUPP(pr_rcvoob);
 	NOTSUPP(pr_send);
-	NOTSUPP(pr_sense);
 	NOTSUPP(pr_shutdown);
 	NOTSUPP(pr_sockaddr);
 	NOTSUPP(pr_sosend);



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