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| author | Gavin Shan <shangw@linux.vnet.ibm.com> | 2013-07-24 10:25:01 +0800 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-07-24 14:18:49 +1000 |
| commit | ab55d2187da27414f78056810713c92f9a4350c2 (patch) | |
| tree | 49df4aa27f4e6b946ef1c7e892478502a9d7bee6 /arch/powerpc/platforms/pseries | |
| parent | 91150af3adf67463c4ca7d72d4fe1a84da37792c (diff) | |
| download | blackbird-obmc-linux-ab55d2187da27414f78056810713c92f9a4350c2.tar.gz blackbird-obmc-linux-ab55d2187da27414f78056810713c92f9a4350c2.zip | |
powerpc/eeh: Introdce flag to protect sysfs
The patch introduces flag EEH_DEV_SYSFS to keep track that the sysfs
entries for the corresponding EEH device (then PCI device) has been
added or removed, in order to avoid race condition.
Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries')
| -rw-r--r-- | arch/powerpc/platforms/pseries/eeh_pseries.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c index 9e80f0af311f..7fbc25b1813f 100644 --- a/arch/powerpc/platforms/pseries/eeh_pseries.c +++ b/arch/powerpc/platforms/pseries/eeh_pseries.c @@ -218,7 +218,7 @@ static void *pseries_eeh_of_probe(struct device_node *dn, void *flag) */ edev->class_code = *class_code; edev->pcie_cap = pseries_eeh_find_cap(dn, PCI_CAP_ID_EXP); - edev->mode = 0; + edev->mode &= 0xFFFFFF00; if ((edev->class_code >> 8) == PCI_CLASS_BRIDGE_PCI) { edev->mode |= EEH_DEV_BRIDGE; if (edev->pcie_cap) { |
