Lines Matching refs:memory

13 - Fadump uses the same firmware interfaces and memory reservation model
15 - Unlike phyp dump, fadump exports the memory dump through /proc/vmcore
20 - Unlike phyp dump, fadump allows user to release all the memory reserved
34 -- Once the dump is copied out, the memory that held the dump
43 -- The first kernel registers the sections of memory with the
45    These registered sections of memory are reserved by the first
49    the low memory (boot memory of size larger of 5% of system RAM
53    NOTE: The term 'boot memory' means size of the low memory chunk
55          booted with restricted memory. By default, the boot memory
57          Alternatively, user can also specify boot memory size
60          if default boot memory size is not sufficient for second
63 -- After the low memory (boot memory) area has been saved, the
71    the early boot OS will reserve rest of the memory above
72    boot memory size effectively booting with restricted memory
74    touch any of the dump memory area.
77    of memory, which holds the previous crashed kernel dump in ELF
83    memory back to general use, except the memory required for
99 then everything but boot memory size of RAM is reserved during
104 memory is held.
106 If there is no waiting dump data, then only the memory required
107 to hold CPU state, HPTE region, boot memory dump and elfcore
108 header, is reserved at the top of memory (see Fig. 1). This area
110 so that it can act as a receptacle for a copy of the boot memory
116   Low memory                                        Top of memory
117   0      boot memory size                                       |
127           Boot memory content gets transferred to
134   Low memory                                        Top of memory
135   0      boot memory size                                       |
162    to specify size of the memory to reserve for boot memory dump
165 NOTE: If firmware-assisted dump fails to reserve memory then it will
173 the control files and debugfs file to display memory reserved region.
202     second kernel. This is used to release the reserved memory
204     reserved memory echo 1 to it:
209     file will change to reflect the new memory reservations.
212     enhanced to use this interface to release the memory reserved for
220     This file shows the reserved memory regions if fadump is
248    accurate boot memory size that is required for a kernel to
249    boot successfully when booted with restricted memory.