diff options
| author | Arjan van de Ven <arjan@infradead.org> | 2005-11-28 22:04:11 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-11-28 22:04:11 +0100 |
| commit | cb3592be272d83011051dc49f4326355c01f1e1f (patch) | |
| tree | 4eb094ef4e2a2b2f5c18f5ca2c2efe06a81974a0 /drivers/serial/serial_cs.c | |
| parent | [ARM] 3181/1: add PORT_ identifier for Hilscher netx uart (diff) | |
| download | linux-cb3592be272d83011051dc49f4326355c01f1e1f.tar.xz linux-cb3592be272d83011051dc49f4326355c01f1e1f.zip | |
[SERIAL] mark several serial tables const
This patch marks a few serial data structures const, moving them to
.rodata where they won't false-share cachelines with things that get
written to.
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/serial/serial_cs.c')
| -rw-r--r-- | drivers/serial/serial_cs.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index 2c7d3ef76e8e..7ce0c7e66d37 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -85,7 +85,7 @@ struct multi_id { int multi; /* 1 = multifunction, > 1 = # ports */ }; -static struct multi_id multi_id[] = { +static const struct multi_id multi_id[] = { { MANFID_OMEGA, PRODID_OMEGA_QSP_100, 4 }, { MANFID_QUATECH, PRODID_QUATECH_DUAL_RS232, 2 }, { MANFID_QUATECH, PRODID_QUATECH_DUAL_RS232_D1, 2 }, @@ -354,8 +354,8 @@ next_tuple(client_handle_t handle, tuple_t * tuple, cisparse_t * parse) static int simple_config(dev_link_t *link) { - static kio_addr_t base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; - static int size_table[2] = { 8, 16 }; + static const kio_addr_t base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; + static const int size_table[2] = { 8, 16 }; client_handle_t handle = link->handle; struct serial_info *info = link->priv; struct serial_cfg_mem *cfg_mem; |