diff options
| author | Ingo Molnar <[email protected]> | 2008-08-14 10:55:26 +0200 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2008-08-14 10:55:26 +0200 |
| commit | d4439087d316613548c70472291bf4ca646ce24b (patch) | |
| tree | 4819f39cbbfcc2ed9c9f85c7a91cbf142f5b02d4 /arch/s390/kernel/mem_detect.c | |
| parent | 26d809af6397ce5c37f5c44d89734d19cce1ad25 (diff) | |
| parent | 30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff) | |
Merge commit 'v2.6.27-rc3' into x86/xsave
Conflicts:
arch/x86/kernel/genapic_64.c
include/asm-x86/kvm_host.h
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'arch/s390/kernel/mem_detect.c')
| -rw-r--r-- | arch/s390/kernel/mem_detect.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/arch/s390/kernel/mem_detect.c b/arch/s390/kernel/mem_detect.c index 18ed7abe16c5..9872999c66d1 100644 --- a/arch/s390/kernel/mem_detect.c +++ b/arch/s390/kernel/mem_detect.c @@ -9,27 +9,6 @@ #include <asm/sclp.h> #include <asm/setup.h> -static int memory_fast_detect(struct mem_chunk *chunk) -{ - unsigned long val0 = 0; - unsigned long val1 = 0xc; - int rc = -EOPNOTSUPP; - - if (ipl_flags & IPL_NSS_VALID) - return -EOPNOTSUPP; - asm volatile( - " diag %1,%2,0x260\n" - "0: lhi %0,0\n" - "1:\n" - EX_TABLE(0b,1b) - : "+d" (rc), "+d" (val0), "+d" (val1) : : "cc"); - - if (rc || val0 != val1) - return -EOPNOTSUPP; - chunk->size = val0 + 1; - return 0; -} - static inline int tprot(unsigned long addr) { int rc = -EFAULT; @@ -84,8 +63,6 @@ void detect_memory_layout(struct mem_chunk chunk[]) unsigned long flags, cr0; memset(chunk, 0, MEMORY_CHUNKS * sizeof(struct mem_chunk)); - if (memory_fast_detect(&chunk[0]) == 0) - return; /* Disable IRQs, DAT and low address protection so tprot does the * right thing and we don't get scheduled away with low address * protection disabled. |