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Commit a9521fe4 authored by Ricardo Cerqueira's avatar Ricardo Cerqueira Committed by Gerrit Code Review
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PBD: Apply the same emmc discard logic as ext4_utils 

If we have SECURE_DISCARD disabled (currently only affects ext4_utils)
don't invoke BLKSECDISCARD for FRP, either. Slow flash is slow.

Addresses CYNGNOS-729

Change-Id: I05f1c945aa4d6b441c6b55dd438cf06d12bd0548
parent f4659b2b

services/core/jni/com_android_server_PersistentDataBlockService.cpp

+4 −0
Original line number Diff line number Diff line
@@ -51,6 +51,7 @@ namespace android { 
        int ret;

        uint64_t len = get_block_device_size(fd);



#ifndef NO_SECURE_DISCARD

        range[0] = 0;

        range[1] = len;
@@ -60,6 +61,7 @@ namespace android { 
        ret = ioctl(fd, BLKSECDISCARD, &range);

        if (ret < 0) {

            ALOGE("Something went wrong secure discarding block: %s\n", strerror(errno));

#endif

            range[0] = 0;

            range[1] = len;

            ret = ioctl(fd, BLKDISCARD, &range);
@@ -71,7 +73,9 @@ namespace android { 
                return 0;

            }



#ifndef NO_SECURE_DISCARD

        }

#endif



        return ret;

    }