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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 14:45:08 +0200 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 14:45:08 +0200 |
| commit | 59458f40e25915a355d8b1d701425fe9f4f9ea23 (patch) | |
| tree | f1c9a2934df686e36d75f759ab7313b6f0e0e5f9 /drivers/s390/block/xpram.c | |
| parent | [GFS2] inode-diet: Eliminate i_blksize from the inode structure (diff) | |
| parent | pccard_store_cis: fix wrong error handling (diff) | |
| download | linux-59458f40e25915a355d8b1d701425fe9f4f9ea23.tar.xz linux-59458f40e25915a355d8b1d701425fe9f4f9ea23.zip | |
Merge branch 'master' into gfs2
Diffstat (limited to 'drivers/s390/block/xpram.c')
| -rw-r--r-- | drivers/s390/block/xpram.c | 54 |
1 files changed, 14 insertions, 40 deletions
diff --git a/drivers/s390/block/xpram.c b/drivers/s390/block/xpram.c index cab2c736683a..a04d9120cef0 100644 --- a/drivers/s390/block/xpram.c +++ b/drivers/s390/block/xpram.c @@ -89,28 +89,15 @@ MODULE_LICENSE("GPL"); */ static int xpram_page_in (unsigned long page_addr, unsigned int xpage_index) { - int cc; + int cc = 2; /* return unused cc 2 if pgin traps */ - __asm__ __volatile__ ( - " lhi %0,2\n" /* return unused cc 2 if pgin traps */ - " .insn rre,0xb22e0000,%1,%2\n" /* pgin %1,%2 */ - "0: ipm %0\n" - " srl %0,28\n" + asm volatile( + " .insn rre,0xb22e0000,%1,%2\n" /* pgin %1,%2 */ + "0: ipm %0\n" + " srl %0,28\n" "1:\n" -#ifndef CONFIG_64BIT - ".section __ex_table,\"a\"\n" - " .align 4\n" - " .long 0b,1b\n" - ".previous" -#else - ".section __ex_table,\"a\"\n" - " .align 8\n" - " .quad 0b,1b\n" - ".previous" -#endif - : "=&d" (cc) - : "a" (__pa(page_addr)), "a" (xpage_index) - : "cc" ); + EX_TABLE(0b,1b) + : "+d" (cc) : "a" (__pa(page_addr)), "d" (xpage_index) : "cc"); if (cc == 3) return -ENXIO; if (cc == 2) { @@ -137,28 +124,15 @@ static int xpram_page_in (unsigned long page_addr, unsigned int xpage_index) */ static long xpram_page_out (unsigned long page_addr, unsigned int xpage_index) { - int cc; + int cc = 2; /* return unused cc 2 if pgin traps */ - __asm__ __volatile__ ( - " lhi %0,2\n" /* return unused cc 2 if pgout traps */ - " .insn rre,0xb22f0000,%1,%2\n" /* pgout %1,%2 */ - "0: ipm %0\n" - " srl %0,28\n" + asm volatile( + " .insn rre,0xb22f0000,%1,%2\n" /* pgout %1,%2 */ + "0: ipm %0\n" + " srl %0,28\n" "1:\n" -#ifndef CONFIG_64BIT - ".section __ex_table,\"a\"\n" - " .align 4\n" - " .long 0b,1b\n" - ".previous" -#else - ".section __ex_table,\"a\"\n" - " .align 8\n" - " .quad 0b,1b\n" - ".previous" -#endif - : "=&d" (cc) - : "a" (__pa(page_addr)), "a" (xpage_index) - : "cc" ); + EX_TABLE(0b,1b) + : "+d" (cc) : "a" (__pa(page_addr)), "d" (xpage_index) : "cc"); if (cc == 3) return -ENXIO; if (cc == 2) { |