svn commit: r363303 - head/sys/compat/linprocfs
Edward Tomasz Napierala
trasz at FreeBSD.org
Sat Jul 18 10:56:04 UTC 2020
Author: trasz
Date: Sat Jul 18 10:56:04 2020
New Revision: 363303
URL: https://svnweb.freebsd.org/changeset/base/363303
Log:
Add missing SysV IPC stats to linprocfs(4). Fixes 'ipcs -l',
and also helps Oracle.
MFC after: 2 weeks
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D25669
Modified:
head/sys/compat/linprocfs/linprocfs.c
Modified: head/sys/compat/linprocfs/linprocfs.c
==============================================================================
--- head/sys/compat/linprocfs/linprocfs.c Sat Jul 18 10:53:56 2020 (r363302)
+++ head/sys/compat/linprocfs/linprocfs.c Sat Jul 18 10:56:04 2020 (r363303)
@@ -66,6 +66,7 @@ __FBSDID("$FreeBSD$");
#include <sys/resource.h>
#include <sys/sbuf.h>
#include <sys/sem.h>
+#include <sys/shm.h>
#include <sys/smp.h>
#include <sys/socket.h>
#include <sys/syscallsubr.h>
@@ -1405,6 +1406,17 @@ linprocfs_doosbuild(PFS_FILL_ARGS)
}
/*
+ * Filler function for proc/sys/kernel/msgmax
+ */
+static int
+linprocfs_domsgmax(PFS_FILL_ARGS)
+{
+
+ sbuf_printf(sb, "%d\n", msginfo.msgmax);
+ return (0);
+}
+
+/*
* Filler function for proc/sys/kernel/msgmni
*/
static int
@@ -1416,6 +1428,17 @@ linprocfs_domsgmni(PFS_FILL_ARGS)
}
/*
+ * Filler function for proc/sys/kernel/msgmnb
+ */
+static int
+linprocfs_domsgmnb(PFS_FILL_ARGS)
+{
+
+ sbuf_printf(sb, "%d\n", msginfo.msgmnb);
+ return (0);
+}
+
+/*
* Filler function for proc/sys/kernel/pid_max
*/
static int
@@ -1439,6 +1462,39 @@ linprocfs_dosem(PFS_FILL_ARGS)
}
/*
+ * Filler function for proc/sys/kernel/shmall
+ */
+static int
+linprocfs_doshmall(PFS_FILL_ARGS)
+{
+
+ sbuf_printf(sb, "%lu\n", shminfo.shmall);
+ return (0);
+}
+
+/*
+ * Filler function for proc/sys/kernel/shmmax
+ */
+static int
+linprocfs_doshmmax(PFS_FILL_ARGS)
+{
+
+ sbuf_printf(sb, "%lu\n", shminfo.shmmax);
+ return (0);
+}
+
+/*
+ * Filler function for proc/sys/kernel/shmmni
+ */
+static int
+linprocfs_doshmmni(PFS_FILL_ARGS)
+{
+
+ sbuf_printf(sb, "%lu\n", shminfo.shmmni);
+ return (0);
+}
+
+/*
* Filler function for proc/sys/kernel/tainted
*/
static int
@@ -1837,6 +1893,7 @@ linprocfs_init(PFS_INIT_ARGS)
/* /proc/sys/... */
sys = pfs_create_dir(root, "sys", NULL, NULL, NULL, 0);
+
/* /proc/sys/kernel/... */
dir = pfs_create_dir(sys, "kernel", NULL, NULL, NULL, 0);
pfs_create_file(dir, "osrelease", &linprocfs_doosrelease,
@@ -1845,12 +1902,22 @@ linprocfs_init(PFS_INIT_ARGS)
NULL, NULL, NULL, PFS_RD);
pfs_create_file(dir, "version", &linprocfs_doosbuild,
NULL, NULL, NULL, PFS_RD);
+ pfs_create_file(dir, "msgmax", &linprocfs_domsgmax,
+ NULL, NULL, NULL, PFS_RD);
pfs_create_file(dir, "msgmni", &linprocfs_domsgmni,
NULL, NULL, NULL, PFS_RD);
+ pfs_create_file(dir, "msgmnb", &linprocfs_domsgmnb,
+ NULL, NULL, NULL, PFS_RD);
pfs_create_file(dir, "pid_max", &linprocfs_dopid_max,
NULL, NULL, NULL, PFS_RD);
pfs_create_file(dir, "sem", &linprocfs_dosem,
NULL, NULL, NULL, PFS_RD);
+ pfs_create_file(dir, "shmall", &linprocfs_doshmall,
+ NULL, NULL, NULL, PFS_RD);
+ pfs_create_file(dir, "shmmax", &linprocfs_doshmmax,
+ NULL, NULL, NULL, PFS_RD);
+ pfs_create_file(dir, "shmmni", &linprocfs_doshmmni,
+ NULL, NULL, NULL, PFS_RD);
pfs_create_file(dir, "tainted", &linprocfs_dotainted,
NULL, NULL, NULL, PFS_RD);
@@ -1887,3 +1954,4 @@ MODULE_DEPEND(linprocfs, linux, 1, 1, 1);
MODULE_DEPEND(linprocfs, procfs, 1, 1, 1);
MODULE_DEPEND(linprocfs, sysvmsg, 1, 1, 1);
MODULE_DEPEND(linprocfs, sysvsem, 1, 1, 1);
+MODULE_DEPEND(linprocfs, sysvshm, 1, 1, 1);
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