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| author | Paul Mundt <lethal@linux-sh.org> | 2011-05-24 10:32:20 +0400 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-05-24 10:32:20 +0400 |
| commit | 9fb4c7fbbcb1e947567d13b82e429ae47a46e337 (patch) | |
| tree | 6c5f11f347d0f58565381f92680a7a9cc63c0bd8 /arch/s390/include/asm/diag.h | |
| parent | dc3e5b6a6e842116ec2436161adf31877f09b6b9 (diff) | |
| parent | d762f4383100c2a87b1a3f2d678cd3b5425655b4 (diff) | |
| download | linux-9fb4c7fbbcb1e947567d13b82e429ae47a46e337.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/s390/include/asm/diag.h')
| -rw-r--r-- | arch/s390/include/asm/diag.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/s390/include/asm/diag.h b/arch/s390/include/asm/diag.h index 72b2e2f2d32d..7e91c58072e2 100644 --- a/arch/s390/include/asm/diag.h +++ b/arch/s390/include/asm/diag.h @@ -9,9 +9,22 @@ #define _ASM_S390_DIAG_H /* - * Diagnose 10: Release pages + * Diagnose 10: Release page range */ -extern void diag10(unsigned long addr); +static inline void diag10_range(unsigned long start_pfn, unsigned long num_pfn) +{ + unsigned long start_addr, end_addr; + + start_addr = start_pfn << PAGE_SHIFT; + end_addr = (start_pfn + num_pfn - 1) << PAGE_SHIFT; + + asm volatile( + "0: diag %0,%1,0x10\n" + "1:\n" + EX_TABLE(0b, 1b) + EX_TABLE(1b, 1b) + : : "a" (start_addr), "a" (end_addr)); +} /* * Diagnose 14: Input spool file manipulation |