Remove MAP_INHERIT flag from mmaps.

4 files changed, 11 insertions, 11 deletions

diff --git a/usr.bin/doscmd/ems.c b/usr.bin/doscmd/ems.c
index a27f23a..2ff21b0 100644
--- a/usr.bin/doscmd/ems.c
+++ b/usr.bin/doscmd/ems.c
@@ -1121,7 +1121,7 @@ init_mapfile()
      */
     if (mmap((caddr_t)ems_frame_addr, 64 * 1024,
               PROT_EXEC | PROT_READ | PROT_WRITE,
-              MAP_ANON | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+              MAP_ANON | MAP_FIXED | MAP_SHARED,
 	      -1, 0) == MAP_FAILED) {
 	debug(D_ALWAYS, "Could not map EMS page frame, ");
 	goto fail;
@@ -1169,14 +1169,14 @@ map_page(u_long pagenum, u_char position, short handle, int unmaponly)
          */
     	if (mmap((caddr_t)ems_frame_addr, 64 * 1024,
               PROT_EXEC | PROT_READ | PROT_WRITE,
-              MAP_ANON | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+              MAP_ANON | MAP_FIXED | MAP_SHARED,
 	      -1, 0) == MAP_FAILED)
 	    fatal("Could not map EMS page frame during unmap only\n");
 	return;
     }
     if (mmap(map_addr, len,
               PROT_EXEC | PROT_READ | PROT_WRITE,
-              MAP_FILE | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+              MAP_FILE | MAP_FIXED | MAP_SHARED,
               mapfile_fd, file_offs) == MAP_FAILED) {
         fatal("EMS mapping error: %s\nCannot recover\n", strerror(errno));
     }
diff --git a/usr.bin/doscmd/tty.c b/usr.bin/doscmd/tty.c
index e7a9dd5..eda368e 100644
--- a/usr.bin/doscmd/tty.c
+++ b/usr.bin/doscmd/tty.c
@@ -254,7 +254,7 @@ console_init()
     }
     addr = mmap((caddr_t)0xA0000, 5 * 64 * 1024,
 		PROT_EXEC | PROT_READ | PROT_WRITE,
-		MAP_FILE | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+		MAP_FILE | MAP_FIXED | MAP_SHARED,
 		fd, 0);
     if (addr != (caddr_t)0xA0000) {
 	perror("mmap");
@@ -264,7 +264,7 @@ console_init()
 #if 0
     addr = mmap((caddr_t)0x100000 - 0x1000, 0x1000,
 		PROT_EXEC | PROT_READ | PROT_WRITE,
-		MAP_FILE | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+		MAP_FILE | MAP_FIXED | MAP_SHARED,
 		fd, 0);
     if (addr != (caddr_t)(0x100000 - 0x1000)) {
 	perror("mmap");
diff --git a/usr.bin/doscmd/video.c b/usr.bin/doscmd/video.c
index 3189225..bd14804 100644
--- a/usr.bin/doscmd/video.c
+++ b/usr.bin/doscmd/video.c
@@ -467,7 +467,7 @@ init_mode(int mode)
        SIGSEGV?), which is handled in 'trap.c:sigbus()'. */
     if (vmode.type == GRAPHICS) {
 	vmem = mmap((void *)0xa0000, 64 * 1024, PROT_NONE,
-		    MAP_ANON | MAP_FIXED | MAP_INHERIT | MAP_SHARED, -1, 0);
+		    MAP_ANON | MAP_FIXED | MAP_SHARED, -1, 0);
 	if (vmem == NULL)
 	    fatal("Could not mmap() video memory");
 
diff --git a/usr.bin/doscmd/xms.c b/usr.bin/doscmd/xms.c
index 912631b..a067d52 100644
--- a/usr.bin/doscmd/xms.c
+++ b/usr.bin/doscmd/xms.c
@@ -360,7 +360,7 @@ void initHMA()
 
     if (mmap((caddr_t)0x000000, 0x100000,
                    PROT_EXEC | PROT_READ | PROT_WRITE,
-                   MAP_ANON | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+                   MAP_ANON | MAP_FIXED | MAP_SHARED,
                    -1, 0) == MAP_FAILED) {
 	perror("Error mapping HMA, HMA disabled: ");
         HMA_a20 = -1;
@@ -370,7 +370,7 @@ void initHMA()
     }
     if (mmap((caddr_t)0x000000, 64 * 1024,
                    PROT_EXEC | PROT_READ | PROT_WRITE,
-                   MAP_FILE | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+                   MAP_FILE | MAP_FIXED | MAP_SHARED,
                    HMA_fd_off, 0) == MAP_FAILED) {
 	perror("Error mapping HMA, HMA disabled: ");
         HMA_a20 = -1;
@@ -380,7 +380,7 @@ void initHMA()
     }
     if (mmap((caddr_t)0x100000, 64 * 1024,
                    PROT_EXEC | PROT_READ | PROT_WRITE,
-                   MAP_FILE | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+                   MAP_FILE | MAP_FIXED | MAP_SHARED,
                    HMA_fd_off, 0) == MAP_FAILED) {
 	perror("Error mapping HMA, HMA disabled: ");
         HMA_a20 = -1;
@@ -411,7 +411,7 @@ static void enable_a20()
     /* Map memory for the HMA with fd = HMA_fd_on */
     if (mmap((caddr_t)0x100000, 64 * 1024,
 		PROT_EXEC | PROT_READ | PROT_WRITE,
-		MAP_FILE | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+		MAP_FILE | MAP_FIXED | MAP_SHARED,
 		HMA_fd_on, 0) == MAP_FAILED) {
 	fatal("HMA mapping error: %s\nCannot recover\n", strerror(errno));
     }
@@ -431,7 +431,7 @@ static void disable_a20()
     /* Remap the wrap around area */
     if (mmap((caddr_t)0x100000, 64 * 1024,
                    PROT_EXEC | PROT_READ | PROT_WRITE,
-                   MAP_FILE | MAP_FIXED | MAP_INHERIT | MAP_SHARED,
+                   MAP_FILE | MAP_FIXED | MAP_SHARED,
                    HMA_fd_off, 0) == MAP_FAILED) {
 	fatal("HMA mapping error: %s\nCannot recover\n", strerror(errno));
     }