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Document ESP.getMaxFreeBlockSize() != max malloc size #7328

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Merged
merged 2 commits into from
May 26, 2020
Merged

Document ESP.getMaxFreeBlockSize() != max malloc size #7328

merged 2 commits into from
May 26, 2020

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earlephilhower
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Fixes #7322. Because of UMM internals, the largest malloc()able block
will be smaller than the largest contiguous free RAM block. Note in the docs.

@earlephilhower
Document ESP.getMaxFreeBlockSize() != max malloc size
765d70b 
Fixes esp8266#7322.  Because of UMM internals, the largest `malloc()`able block
will be smaller than the largest contiguous free RAM block.  Note in the docs.
@earlephilhower earlephilhower added this to the 2.7.2 milestone May 26, 2020
@earlephilhower earlephilhower merged commit 0deb874 into esp8266:master May 26, 2020
@earlephilhower earlephilhower deleted the docmisc branch May 26, 2020 21:00
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@devyte devyte devyte approved these changes

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malloc() fails when allocating ESP.getMaxFreeBlockSize() bytes
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