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PPP: enable PPP_USE_PBUF_RAM by default

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We need PBUF_RAM for quite a while for PPP, e.g. through pbuf_coalesce
and for all PPP transmit paths. There are no real reason to keep
allocating packets from PBUF_POOL for PPP control packets transmit path
by default today.
This commit is contained in:
Sylvain Rochet 2020-10-18 02:34:43 +02:00
parent 6b30cf62cc
commit 012fadd77f
1 changed files with 3 additions and 3 deletions
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6
src/include/netif/ppp/ppp_opts.h
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@ -191,11 +191,11 @@
* that are not going to be chained when allocated. This requires setting
* PBUF_POOL_BUFSIZE to at least 512 bytes, which is quite huge for small systems.
*
* Setting PPP_USE_PBUF_RAM to 1 makes PPP use memory from heap where continuous
* buffers are required, allowing you to use a smaller PBUF_POOL_BUFSIZE.
* Setting PPP_USE_PBUF_RAM to 1 makes PPP use memory from heap where buffers are
* continuous by design, allowing you to use a smaller PBUF_POOL_BUFSIZE.
*/
#ifndef PPP_USE_PBUF_RAM
#define PPP_USE_PBUF_RAM 0
#define PPP_USE_PBUF_RAM 1
#endif
/**