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| IDA_PRE_GET(9) | Basic Kernel Library Functions | IDA_PRE_GET(9) |
NAME¶
ida_pre_get - reserve resources for ida allocation
SYNOPSIS¶
int ida_pre_get(struct ida * ida, gfp_t gfp_mask);
ARGUMENTS¶
ida
ida handle
gfp_mask
memory allocation flag
DESCRIPTION¶
This function should be called prior to locking and calling the following function. It preallocates enough memory to satisfy the worst possible allocation.
If the system is REALLY out of memory this function returns 0, otherwise 1.
COPYRIGHT¶
| January 2017 | Kernel Hackers Manual 4.8. |