1I2O_BLOCK_DEVICE_LOC(9) Message-based devices I2O_BLOCK_DEVICE_LOC(9)
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6 i2o_block_device_lock - Locks the media of device dev
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9 int i2o_block_device_lock(struct i2o_device * dev, u32 media_id);
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12 dev
13 I2O device which should receive the lock request
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15 media_id
16 Media Identifier
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19 Lock media of device dev to prevent removal. The media identifier
20 should be set to -1, because the spec does not support any other value.
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22 Returns 0 on success or negative error code on failure.
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25Kernel Hackers Manual 3.10 June 2019 I2O_BLOCK_DEVICE_LOC(9)