Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
[libata] revert new check-ready Status register logic
+3
-6
+3
-6
include/linux/libata.h
+3
-6
include/linux/libata.h
···
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static inline int ata_check_ready(u8 status)
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1386
{
1387
-
/* Some controllers report 0x77 or 0x7f during intermediate
1388
-
* not-ready stages.
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-
*/
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-
if (status == 0x77 || status == 0x7f)
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-
return 0;
1387
+
if (!(status & ATA_BUSY))
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+
return 1;
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/* 0xff indicates either no device or device not ready */
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if (status == 0xff)
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return -ENODEV;
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-
return !(status & ATA_BUSY);
1394
+
return 0;
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}
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1400
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