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a=WeWmnZmh0fydH62SvGsd2A==:17 a=6eWqkTHjU83fiwn7nKZWdM+Sl24=:19 a=z/mQ4Ysz8XfWz/Q5cLBRGdckG28=:19 a=lCpzRmAYbLLaTzLvsPZ7Mbvzbb8=:19 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=GoEa3M9JfhUA:10 a=VkNPw1HP01LnGYTKEx00:22 a=SqIbreVe5fnkS0jP5dIA:9 a=QEXdDO2ut3YA:10 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTE1MDAzMSBTYWx0ZWRfX1MBPOVginLoS b4TWqeLR0CHQpJFbMu1q7eEQ74whWucPC3BUedSHoSjpJrW5jfZwRQzYnA/JrHTy5xaI2ftwNVb XPVI3sFuGkOg7HP4v/+FN0bxrnhB8MdefgYselrOztPjmXJw/dSZhPHDs9bsSg69U6ier9LS2Dd gk47sg7tfnR0CKHDb3T7gNmrOdFM8GQWYFU315ibc2rjrctbYfPbov9QB1VVKvajEDthUG1Eh7V gsI0O2Htb4PqZ5TqxtFx346iqzUXsxG4rJvAg14SygEkimx4FwVvFncEqFRw8n+9lD/Q5lLn0TL fnwBQPn6lPqdc6C5L/SNBJuInJUuwJteYPCYBUU73gR0iNmqYY7+jLrUvpkS13EQWPeibCbi1b2 4hRQGVJLpn6oy9IuGev/Mouk82T4wg== X-Proofpoint-ORIG-GUID: gVZdpgDHWkbAnk3tMz_gHXMmfN3r4crv On 11/18/25 10:12, Peter Zijlstra wrote: > On Tue, Nov 18, 2025 at 08:19:14AM +0100, Alexandre Chartre wrote: > >> In that specific case, they are not executed, they are after a jump: >> >> 82e7: __switch_to_asm+0x27 >> = DEFAULT >> 82e7: __switch_to_asm+0x27 | jmp 0x8312 <__switch_to_asm+0x52> >> 82e9: __switch_to_asm+0x29 | NOP41 > > nop41 is a bit naf since x86 can only have 15 byte instructions :-) Yes, "nop1 x41" would be better for this specific case. But I think I will just drop it for now as Josh suggested. alex.