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Merge "fastboot: handle small flash block sizes correctly" 

am: ebcfa44937

Change-Id: I683e1722756d09b09c18d506f9e08e269b6e1921
This commit is contained in:
Connor O'Brien 2017-11-03 21:22:56 +00:00 committed by android-build-merger
parent 2089237ee8 ebcfa44937
commit 5aff24e01d
2 changed files with 4 additions and 3 deletions
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5
fastboot/fastboot.cpp
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@ -1365,9 +1365,8 @@ static unsigned fb_get_flash_block_size(Transport* transport, std::string name)
fprintf(stderr, "Couldn't parse %s '%s'.\n", name.c_str(), sizeString.c_str());
return 0;
}
if (size < 4096 || (size & (size - 1)) != 0) {
fprintf(stderr, "Invalid %s %u: must be a power of 2 and at least 4096.\n",
name.c_str(), size);
if ((size & (size - 1)) != 0) {
fprintf(stderr, "Invalid %s %u: must be a power of 2.\n", name.c_str(), size);
return 0;
}
return size;

2
fastboot/fs.cpp
View File

@ -119,6 +119,8 @@ static int generate_ext4_image(const char* fileName, long long partSize,
int raid_stripe_width = eraseBlkSize / block_size;
// stride should be the max of 8kb and logical block size
if (logicalBlkSize != 0 && logicalBlkSize < 8192) raid_stride = 8192 / block_size;
// stripe width should be >= stride
if (raid_stripe_width < raid_stride) raid_stripe_width = raid_stride;
ext_attr += StringPrintf(",stride=%d,stripe-width=%d", raid_stride, raid_stripe_width);
}
mke2fs_args.push_back("-E");