Commit 2ade8eef authored by Linus Torvalds's avatar Linus Torvalds

Merge tag 'ata-5.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata

Pull ata fix from Damien Le Moal:
 "A single patch from me, to fix a bug that is causing boot issues in
  the field (reports of problems with Fedora 35).

  The bug affects mostly old-ish drives that have issues with read log
  page command handling"

* tag 'ata-5.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata:
  ata: libata-core: Fix ata_dev_config_cpr()
parents 51f7ea91 fda17afc
...@@ -2448,23 +2448,21 @@ static void ata_dev_config_cpr(struct ata_device *dev) ...@@ -2448,23 +2448,21 @@ static void ata_dev_config_cpr(struct ata_device *dev)
struct ata_cpr_log *cpr_log = NULL; struct ata_cpr_log *cpr_log = NULL;
u8 *desc, *buf = NULL; u8 *desc, *buf = NULL;
if (!ata_identify_page_supported(dev, if (ata_id_major_version(dev->id) < 11 ||
ATA_LOG_CONCURRENT_POSITIONING_RANGES)) !ata_log_supported(dev, ATA_LOG_CONCURRENT_POSITIONING_RANGES))
goto out; goto out;
/* /*
* Read IDENTIFY DEVICE data log, page 0x47 * Read the concurrent positioning ranges log (0x47). We can have at
* (concurrent positioning ranges). We can have at most 255 32B range * most 255 32B range descriptors plus a 64B header.
* descriptors plus a 64B header.
*/ */
buf_len = (64 + 255 * 32 + 511) & ~511; buf_len = (64 + 255 * 32 + 511) & ~511;
buf = kzalloc(buf_len, GFP_KERNEL); buf = kzalloc(buf_len, GFP_KERNEL);
if (!buf) if (!buf)
goto out; goto out;
err_mask = ata_read_log_page(dev, ATA_LOG_IDENTIFY_DEVICE, err_mask = ata_read_log_page(dev, ATA_LOG_CONCURRENT_POSITIONING_RANGES,
ATA_LOG_CONCURRENT_POSITIONING_RANGES, 0, buf, buf_len >> 9);
buf, buf_len >> 9);
if (err_mask) if (err_mask)
goto out; goto out;
......
...@@ -324,12 +324,12 @@ enum { ...@@ -324,12 +324,12 @@ enum {
ATA_LOG_NCQ_NON_DATA = 0x12, ATA_LOG_NCQ_NON_DATA = 0x12,
ATA_LOG_NCQ_SEND_RECV = 0x13, ATA_LOG_NCQ_SEND_RECV = 0x13,
ATA_LOG_IDENTIFY_DEVICE = 0x30, ATA_LOG_IDENTIFY_DEVICE = 0x30,
ATA_LOG_CONCURRENT_POSITIONING_RANGES = 0x47,
/* Identify device log pages: */ /* Identify device log pages: */
ATA_LOG_SECURITY = 0x06, ATA_LOG_SECURITY = 0x06,
ATA_LOG_SATA_SETTINGS = 0x08, ATA_LOG_SATA_SETTINGS = 0x08,
ATA_LOG_ZONED_INFORMATION = 0x09, ATA_LOG_ZONED_INFORMATION = 0x09,
ATA_LOG_CONCURRENT_POSITIONING_RANGES = 0x47,
/* Identify device SATA settings log:*/ /* Identify device SATA settings log:*/
ATA_LOG_DEVSLP_OFFSET = 0x30, ATA_LOG_DEVSLP_OFFSET = 0x30,
......
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