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@APokorny
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@APokorny APokorny commented Oct 9, 2015

When libinput is asked to open a device via path it opens the device
directly but also tries to achieve the same by evaluating major minor
from fstat(fd).st_rdev and opening the resulting
/sys/dev/type/major:mior path. The information returned by fstat does
currently not match the stat data received directly from the path.

I tried to get this working without needing the file, but failed to setup the umockdev device properly.
With the given test it bails out, just like libinput would:

ERROR:tests/test-umockdev.c:302:t_testbed_add_devicev_fstat: assertion failed (stat_from_stat.st_rdev == stat_from_fstat.st_rdev): (3398 == 34850)

When libinput is asked to open a device via path it opens the device
directly but also tries to achieve the same by evaluating major minor
from fstat(fd).st_rdev and opening the resulting
/sys/dev/type/major:mior path. The information returned by fstat does
currently not match the stat data received directly from the path.
@alfredopalhares
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👍

@martinpitt martinpitt force-pushed the master branch 2 times, most recently from 4fc5ae4 to 6e9d9f1 Compare November 25, 2020 15:38
@martinpitt martinpitt force-pushed the master branch 4 times, most recently from b0d18da to 5b9b776 Compare December 31, 2020 10:06
@martinpitt martinpitt marked this pull request as draft July 14, 2022 10:17
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2 participants