[PATCH] uml: fix hugest stack users
The C99 initialization, with GCC's bad handling, for 6K wide structs (which
_aren't_ on the stack), is causing GCC to use 12K for these silly procs with 3
vars. Workaround this.
Note that .name = { '\0' } translates to memset(->name, 0, '->name' size) - I verified
this with GCC's docs and a testprogram.
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/um/drivers/slip_kern.c b/arch/um/drivers/slip_kern.c
index 9a6f5c8..a62f5ef 100644
--- a/arch/um/drivers/slip_kern.c
+++ b/arch/um/drivers/slip_kern.c
@@ -21,13 +21,14 @@
private = dev->priv;
spri = (struct slip_data *) private->user;
- *spri = ((struct slip_data)
- { .name = { '\0' },
- .addr = NULL,
- .gate_addr = init->gate_addr,
- .slave = -1,
- .slip = SLIP_PROTO_INIT,
- .dev = dev });
+
+ memset(spri->name, 0, sizeof(spri->name));
+ spri->addr = NULL;
+ spri->gate_addr = init->gate_addr;
+ spri->slave = -1;
+ spri->dev = dev;
+
+ slip_proto_init(&spri->slip);
dev->init = NULL;
dev->header_cache_update = NULL;