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From effecb5ce0baf2fae011dd61e45852cd2fb1ec19 Mon Sep 17 00:00:00 2001
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From: Peter Jones <pjones@redhat.com>
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Date: Tue, 15 Oct 2019 16:58:19 -0400
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Subject: [PATCH 59/63] Put some EFI device paths into the debug log
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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src/linux.c | 41 +++++++++++++++++++++++++++++++++++++++++
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1 file changed, 41 insertions(+)
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diff --git a/src/linux.c b/src/linux.c
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index 7dd8d4cd858..9d8480a94a9 100644
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--- a/src/linux.c
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+++ b/src/linux.c
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@@ -336,6 +336,44 @@ device_free(struct device *dev)
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free(dev);
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}
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+static void
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+print_dev_dp_node(struct device *dev, struct dev_probe *probe)
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+{
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+ ssize_t dpsz;
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+ uint8_t *dp;
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+ ssize_t bufsz;
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+ uint8_t *buf;
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+
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+ dpsz = probe->create(dev, NULL, 0, 0);
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+ if (dpsz <= 0)
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+ return;
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+
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+ dp = alloca(dpsz + 4);
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+ if (!dp)
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+ return;
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+
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+ dpsz = probe->create(dev, dp, dpsz, 0);
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+ if (dpsz <= 0)
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+ return;
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+
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+ efidp_make_end_entire(dp + dpsz, 4);
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+ bufsz = efidp_format_device_path(NULL, 0,
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+ (const_efidp)dp, dpsz + 4);
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+ if (bufsz <= 0)
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+ return;
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+
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+ buf = alloca(bufsz);
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+ if (!buf)
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+ return;
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+
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+ bufsz = efidp_format_device_path(buf, bufsz,
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+ (const_efidp)dp, dpsz + 4);
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+ if (bufsz <= 0)
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+ return;
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+
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+ debug("Device path node is %s", buf);
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+}
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+
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struct device HIDDEN
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*device_get(int fd, int partition)
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{
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@@ -512,6 +550,9 @@ struct device HIDDEN
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probe->flags & DEV_ABBREV_ONLY)
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needs_root = false;
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+ if (probe->create)
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+ print_dev_dp_node(dev, probe);
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+
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dev->probes[n++] = dev_probes[i];
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current += pos;
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if (current[0] == '\0')
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--
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2.26.2
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