diff options
| author | Abhishek Dubey <adubey@linux.ibm.com> | 2026-01-24 13:22:22 +0530 |
|---|---|---|
| committer | Madhavan Srinivasan <maddy@linux.ibm.com> | 2026-01-29 09:06:01 +0530 |
| commit | c169930292f7f31a6e500803e6c5ffbb9d5e6e4b (patch) | |
| tree | 164fa02e86a00bab25dd0d516dbf2d37e32f411b /include/linux/skb_array.h | |
| parent | b1c24f089bcf23faa23397dfb5e05f82a8c6cf56 (diff) | |
powerpc64/bpf: Support exceptions
The modified prologue/epilogue generation code now
enables exception-callback to use the stack frame of
the program marked as exception boundary, where callee
saved registers are stored.
As per ppc64 ABIv2 documentation[1], r14-r31 are callee
saved registers. BPF programs on ppc64 already saves
r26-r31 registers. Saving the remaining set of callee
saved registers(r14-r25) is handled in the next patch.
[1] https://ftp.rtems.org/pub/rtems/people/sebh/ABI64BitOpenPOWERv1.1_16July2015_pub.pdf
Signed-off-by: Abhishek Dubey <adubey@linux.ibm.com>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20260124075223.6033-6-adubey@linux.ibm.com
Diffstat (limited to 'include/linux/skb_array.h')
0 files changed, 0 insertions, 0 deletions