Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=38db7e740ade7f07f6315e3a3b1172d7e456b793
Commit: 38db7e740ade7f07f6315e3a3b1172d7e456b793
Parent: dc9b43d0f706852fc4abce5bf28958db41524328
Author: Grant Likely <[EMAIL PROTECTED]>
AuthorDate: Thu Oct 11 04:48:18 2007 +1000
Committer: Paul Mackerras <[EMAIL PROTECTED]>
CommitDate: Thu Oct 11 20:39:36 2007 +1000
[POWERPC] Only call ppc_md.setup_arch() if it is provided
This allows platforms which don't have anything to do at setup_arch time
(like a bunch of the 4xx platforms) to eliminate an empty setup_arch hook.
Signed-off-by: Grant Likely <[EMAIL PROTECTED]>
Signed-off-by: Paul Mackerras <[EMAIL PROTECTED]>
---
arch/powerpc/kernel/setup_32.c | 3 ++-
arch/powerpc/kernel/setup_64.c | 3 ++-
include/asm-powerpc/machdep.h | 2 +-
3 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index 7474502..cd870a8 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -290,7 +290,8 @@ void __init setup_arch(char **cmdline_p)
conswitchp = &dummy_con;
#endif
- ppc_md.setup_arch();
+ if (ppc_md.setup_arch)
+ ppc_md.setup_arch();
if ( ppc_md.progress ) ppc_md.progress("arch: exit", 0x3eab);
paging_init();
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 3089eae..008ab68 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -530,7 +530,8 @@ void __init setup_arch(char **cmdline_p)
conswitchp = &dummy_con;
#endif
- ppc_md.setup_arch();
+ if (ppc_md.setup_arch)
+ ppc_md.setup_arch();
paging_init();
ppc64_boot_msg(0x15, "Setup Done");
diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h
index 71c6e7e..cc7c17f 100644
--- a/include/asm-powerpc/machdep.h
+++ b/include/asm-powerpc/machdep.h
@@ -99,7 +99,7 @@ struct machdep_calls {
#endif /* CONFIG_PPC64 */
int (*probe)(void);
- void (*setup_arch)(void);
+ void (*setup_arch)(void); /* Optional, may be NULL */
void (*init_early)(void);
/* Optional, may be NULL. */
void (*show_cpuinfo)(struct seq_file *m);
-
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